GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2018-16864 (GCVE-0-2018-16864)

Vulnerability from cvelistv5 – Published: 2019-01-11 20:00 – Updated: 2025-06-09 15:52
VLAI
Summary
An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable.
Severity
7.4 (High)
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-06-09 15:52 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
The systemd Project systemd Affected: through v240
guessed Create a notification for this product.
Date Public
2019-01-09 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T10:32:54.107Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "106523",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/106523"
          },
          {
            "name": "RHSA-2019:0342",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0342"
          },
          {
            "name": "[debian-lts-announce] 20190123 [SECURITY] [DLA 1639-1] systemd security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html"
          },
          {
            "name": "DSA-4367",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2019/dsa-4367"
          },
          {
            "name": "RHSA-2019:0204",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0204"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20190117-0001/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.qualys.com/2019/01/09/system-down/system-down.txt"
          },
          {
            "name": "USN-3855-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3855-1/"
          },
          {
            "name": "RHSA-2019:0049",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0049"
          },
          {
            "name": "RHSA-2019:0271",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0271"
          },
          {
            "name": "RHSA-2019:0361",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0361"
          },
          {
            "name": "GLSA-201903-07",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201903-07"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"
          },
          {
            "name": "RHBA-2019:0327",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHBA-2019:0327"
          },
          {
            "name": "RHSA-2019:2402",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:2402"
          },
          {
            "name": "[oss-security] 20210720 CVE-2021-33910: Denial of service (stack exhaustion) in systemd (PID 1)",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2021/07/20/2"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2018-16864",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-06-09T15:52:03.134377Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-06-09T15:52:14.009Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "systemd",
          "vendor": "The systemd Project",
          "versions": [
            {
              "status": "affected",
              "version": "through v240"
            }
          ]
        }
      ],
      "datePublic": "2019-01-09T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-770",
              "description": "CWE-770",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-07-20T14:06:10.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "106523",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/106523"
        },
        {
          "name": "RHSA-2019:0342",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0342"
        },
        {
          "name": "[debian-lts-announce] 20190123 [SECURITY] [DLA 1639-1] systemd security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html"
        },
        {
          "name": "DSA-4367",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2019/dsa-4367"
        },
        {
          "name": "RHSA-2019:0204",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0204"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20190117-0001/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.qualys.com/2019/01/09/system-down/system-down.txt"
        },
        {
          "name": "USN-3855-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3855-1/"
        },
        {
          "name": "RHSA-2019:0049",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0049"
        },
        {
          "name": "RHSA-2019:0271",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0271"
        },
        {
          "name": "RHSA-2019:0361",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0361"
        },
        {
          "name": "GLSA-201903-07",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201903-07"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"
        },
        {
          "name": "RHBA-2019:0327",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHBA-2019:0327"
        },
        {
          "name": "RHSA-2019:2402",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:2402"
        },
        {
          "name": "[oss-security] 20210720 CVE-2021-33910: Denial of service (stack exhaustion) in systemd (PID 1)",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2021/07/20/2"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2018-16864",
    "datePublished": "2019-01-11T20:00:00.000Z",
    "dateReserved": "2018-09-11T00:00:00.000Z",
    "dateUpdated": "2025-06-09T15:52:14.009Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2018-16864",
      "date": "2026-09-16",
      "epss": "0.00711",
      "percentile": "0.51864"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*\", \"versionEndIncluding\": \"240\", \"matchCriteriaId\": \"64E7298B-055B-4A07-A1B8-7A9BDB020B39\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"33C068A4-3780-4EAB-A937-6082DF847564\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"51EF4996-72F4-4FA4-814F-F5991E7A8318\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server:7.4:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DA4AB18C-40FC-4E48-830D-481A97B34256\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server:7.5:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"24D3235A-DB42-4868-90D9-712C3B3693AE\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server:7.6:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"5E92F9B3-3841-4C05-88F0-CEB0735EA4BB\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"98381E61-F082-4302-B51F-5648884F998B\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B353CE99-D57C-465B-AAB0-73EF581127D1\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"9EC0D196-F7B8-4BDD-9050-779F7A7FBEE4\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"BF77CDCF-B9C9-427D-B2BF-36650FB2148C\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"24C0F4E1-C52C-41E0-9F14-F83ADD5CC7ED\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B76AA310-FEC7-497F-AF04-C3EC1E76C4CC\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"825ECE2D-E232-46E0-A047-074B34DB1E97\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*\", \"matchCriteriaId\": \"F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*\", \"matchCriteriaId\": \"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"07C312A0-CD2C-4B9C-B064-6409B25C278F\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:oracle:communications_session_border_controller:8.0.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"1F59AE20-7B9D-47A5-9E0D-A73F4A0E7D34\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:oracle:communications_session_border_controller:8.1.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"1D4AF039-F3B6-45EB-A87E-8BCCF822AE23\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:oracle:communications_session_border_controller:8.2.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"404A4EE8-6572-4B35-8C6A-A3CB8F1308A5\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:oracle:enterprise_communications_broker:3.0.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"17C9CFFB-0F3A-4E59-B6C9-9C8A20BB9B91\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:oracle:enterprise_communications_broker:3.1.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E11C65C3-1B17-4362-A99C-59583081A24D\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable.\"}, {\"lang\": \"es\", \"value\": \"Se ha descubierto una asignaci\\u00f3n de memoria sin l\\u00edmites, que podr\\u00eda resultar en que la pila choque con otra regi\\u00f3n de memoria, en systemd-journald, cuando un programa con argumentos largos de la l\\u00ednea de comandos llama a syslog. Un atacante local podr\\u00eda emplear este error para provocar el cierre inesperado de systemd-journald o escalar sus privilegios. Son vulnerables las versiones hasta la v240.\"}]",
      "id": "CVE-2018-16864",
      "lastModified": "2024-11-21T03:53:28.590",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 7.8, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.9}], \"cvssMetricV30\": [{\"source\": \"secalert@redhat.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.0\", \"vectorString\": \"CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 7.4, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.4, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:L/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 4.6, \"accessVector\": \"LOCAL\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 3.9, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2019-01-11T20:29:00.277",
      "references": "[{\"url\": \"http://www.openwall.com/lists/oss-security/2021/07/20/2\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Mailing List\"]}, {\"url\": \"http://www.securityfocus.com/bid/106523\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"https://access.redhat.com/errata/RHBA-2019:0327\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0049\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0204\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0271\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0342\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0361\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:2402\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Issue Tracking\", \"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.gentoo.org/glsa/201903-07\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20190117-0001/\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://usn.ubuntu.com/3855-1/\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.debian.org/security/2019/dsa-4367\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://www.qualys.com/2019/01/09/system-down/system-down.txt\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Exploit\", \"Third Party Advisory\"]}, {\"url\": \"http://www.openwall.com/lists/oss-security/2021/07/20/2\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\"]}, {\"url\": \"http://www.securityfocus.com/bid/106523\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"https://access.redhat.com/errata/RHBA-2019:0327\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0049\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0204\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0271\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0342\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0361\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:2402\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Issue Tracking\", \"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.gentoo.org/glsa/201903-07\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20190117-0001/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://usn.ubuntu.com/3855-1/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.debian.org/security/2019/dsa-4367\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://www.qualys.com/2019/01/09/system-down/system-down.txt\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Third Party Advisory\"]}]",
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"secalert@redhat.com\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-770\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-770\"}]}]"
    },
    "microsoft_vex": {
      "current_release_date": "2020-08-18T00:00:00.000Z",
      "cve": "CVE-2018-16864",
      "id": "msrc_CVE-2018-16864",
      "initial_release_date": "2019-01-02T00:00:00.000Z",
      "product_status:fixed": "1",
      "product_status:known_affected": "1",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "An allocation of memory without limits that could result in the stack clashing with another memory region was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable.",
      "url": "https://msrc.microsoft.com/csaf/vex/2019/msrc_cve-2018-16864.json",
      "version": "1"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2018-16864\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2019-01-11T20:29:00.277\",\"lastModified\":\"2024-11-21T03:53:28.590\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable.\"},{\"lang\":\"es\",\"value\":\"Se ha descubierto una asignaci\u00f3n de memoria sin l\u00edmites, que podr\u00eda resultar en que la pila choque con otra regi\u00f3n de memoria, en systemd-journald, cuando un programa con argumentos largos de la l\u00ednea de comandos llama a syslog. Un atacante local podr\u00eda emplear este error para provocar el cierre inesperado de systemd-journald o escalar sus privilegios. Son vulnerables las versiones hasta la v240.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV30\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.4,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.4,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-770\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-770\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"240\",\"matchCriteriaId\":\"64E7298B-055B-4A07-A1B8-7A9BDB020B39\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"33C068A4-3780-4EAB-A937-6082DF847564\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"51EF4996-72F4-4FA4-814F-F5991E7A8318\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server:7.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DA4AB18C-40FC-4E48-830D-481A97B34256\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server:7.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"24D3235A-DB42-4868-90D9-712C3B3693AE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server:7.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5E92F9B3-3841-4C05-88F0-CEB0735EA4BB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"98381E61-F082-4302-B51F-5648884F998B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B353CE99-D57C-465B-AAB0-73EF581127D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9EC0D196-F7B8-4BDD-9050-779F7A7FBEE4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BF77CDCF-B9C9-427D-B2BF-36650FB2148C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"24C0F4E1-C52C-41E0-9F14-F83ADD5CC7ED\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B76AA310-FEC7-497F-AF04-C3EC1E76C4CC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"825ECE2D-E232-46E0-A047-074B34DB1E97\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07C312A0-CD2C-4B9C-B064-6409B25C278F\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_session_border_controller:8.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1F59AE20-7B9D-47A5-9E0D-A73F4A0E7D34\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_session_border_controller:8.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1D4AF039-F3B6-45EB-A87E-8BCCF822AE23\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:communications_session_border_controller:8.2.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"404A4EE8-6572-4B35-8C6A-A3CB8F1308A5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:enterprise_communications_broker:3.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"17C9CFFB-0F3A-4E59-B6C9-9C8A20BB9B91\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:oracle:enterprise_communications_broker:3.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E11C65C3-1B17-4362-A99C-59583081A24D\"}]}]}],\"references\":[{\"url\":\"http://www.openwall.com/lists/oss-security/2021/07/20/2\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mailing List\"]},{\"url\":\"http://www.securityfocus.com/bid/106523\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://access.redhat.com/errata/RHBA-2019:0327\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0049\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0204\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0271\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0342\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0361\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:2402\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\",\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201903-07\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20190117-0001/\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/3855-1/\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2019/dsa-4367\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://www.qualys.com/2019/01/09/system-down/system-down.txt\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2021/07/20/2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\"]},{\"url\":\"http://www.securityfocus.com/bid/106523\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://access.redhat.com/errata/RHBA-2019:0327\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0049\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0204\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0271\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0342\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:0361\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2019:2402\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201903-07\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20190117-0001/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/3855-1/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2019/dsa-4367\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://www.qualys.com/2019/01/09/system-down/system-down.txt\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-06-28T05:48:56+00:00",
      "cve": "CVE-2018-16864",
      "id": "CVE-2018-16864",
      "initial_release_date": "2018-01-01T00:00:00+00:00",
      "product_status:fixed": "435",
      "product_status:known_not_affected": "9",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "systemd: stack overflow when calling syslog from a command with long cmdline",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-16864.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-31T08:38:30Z",
      "cve": "CVE-2018-16864",
      "id": "CVE-2018-16864",
      "initial_release_date": "2023-02-15T04:23:56Z",
      "product_status:known_affected": "451",
      "product_status:recommended": "1287",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-16864",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-16864.json",
      "version": "44"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"http://www.securityfocus.com/bid/106523\", \"name\": \"106523\", \"tags\": [\"vdb-entry\", \"x_refsource_BID\", \"x_transferred\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0342\", \"name\": \"RHSA-2019:0342\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html\", \"name\": \"[debian-lts-announce] 20190123 [SECURITY] [DLA 1639-1] systemd security update\", \"tags\": [\"mailing-list\", \"x_refsource_MLIST\", \"x_transferred\"]}, {\"url\": \"https://www.debian.org/security/2019/dsa-4367\", \"name\": \"DSA-4367\", \"tags\": [\"vendor-advisory\", \"x_refsource_DEBIAN\", \"x_transferred\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0204\", \"name\": \"RHSA-2019:0204\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20190117-0001/\", \"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864\", \"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"]}, {\"url\": \"https://www.qualys.com/2019/01/09/system-down/system-down.txt\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://usn.ubuntu.com/3855-1/\", \"name\": \"USN-3855-1\", \"tags\": [\"vendor-advisory\", \"x_refsource_UBUNTU\", \"x_transferred\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0049\", \"name\": \"RHSA-2019:0049\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0271\", \"name\": \"RHSA-2019:0271\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0361\", \"name\": \"RHSA-2019:0361\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://security.gentoo.org/glsa/201903-07\", \"name\": \"GLSA-201903-07\", \"tags\": [\"vendor-advisory\", \"x_refsource_GENTOO\", \"x_transferred\"]}, {\"url\": \"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://access.redhat.com/errata/RHBA-2019:0327\", \"name\": \"RHBA-2019:0327\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:2402\", \"name\": \"RHSA-2019:2402\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"http://www.openwall.com/lists/oss-security/2021/07/20/2\", \"name\": \"[oss-security] 20210720 CVE-2021-33910: Denial of service (stack exhaustion) in systemd (PID 1)\", \"tags\": [\"mailing-list\", \"x_refsource_MLIST\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-05T10:32:54.107Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2018-16864\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-06-09T15:52:03.134377Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-06-09T15:52:10.481Z\"}}], \"cna\": {\"metrics\": [{\"cvssV3_0\": {\"scope\": \"UNCHANGED\", \"version\": \"3.0\", \"baseScore\": 7.4, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"HIGH\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}], \"affected\": [{\"vendor\": \"The systemd Project\", \"product\": \"systemd\", \"versions\": [{\"status\": \"affected\", \"version\": \"through v240\"}]}], \"datePublic\": \"2019-01-09T00:00:00.000Z\", \"references\": [{\"url\": \"http://www.securityfocus.com/bid/106523\", \"name\": \"106523\", \"tags\": [\"vdb-entry\", \"x_refsource_BID\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0342\", \"name\": \"RHSA-2019:0342\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html\", \"name\": \"[debian-lts-announce] 20190123 [SECURITY] [DLA 1639-1] systemd security update\", \"tags\": [\"mailing-list\", \"x_refsource_MLIST\"]}, {\"url\": \"https://www.debian.org/security/2019/dsa-4367\", \"name\": \"DSA-4367\", \"tags\": [\"vendor-advisory\", \"x_refsource_DEBIAN\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0204\", \"name\": \"RHSA-2019:0204\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20190117-0001/\", \"tags\": [\"x_refsource_CONFIRM\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864\", \"tags\": [\"x_refsource_CONFIRM\"]}, {\"url\": \"https://www.qualys.com/2019/01/09/system-down/system-down.txt\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://usn.ubuntu.com/3855-1/\", \"name\": \"USN-3855-1\", \"tags\": [\"vendor-advisory\", \"x_refsource_UBUNTU\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0049\", \"name\": \"RHSA-2019:0049\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0271\", \"name\": \"RHSA-2019:0271\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:0361\", \"name\": \"RHSA-2019:0361\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://security.gentoo.org/glsa/201903-07\", \"name\": \"GLSA-201903-07\", \"tags\": [\"vendor-advisory\", \"x_refsource_GENTOO\"]}, {\"url\": \"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://access.redhat.com/errata/RHBA-2019:0327\", \"name\": \"RHBA-2019:0327\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2019:2402\", \"name\": \"RHSA-2019:2402\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"http://www.openwall.com/lists/oss-security/2021/07/20/2\", \"name\": \"[oss-security] 20210720 CVE-2021-33910: Denial of service (stack exhaustion) in systemd (PID 1)\", \"tags\": [\"mailing-list\", \"x_refsource_MLIST\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-770\", \"description\": \"CWE-770\"}]}], \"providerMetadata\": {\"orgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"shortName\": \"redhat\", \"dateUpdated\": \"2021-07-20T14:06:10.000Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2018-16864\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-06-09T15:52:14.009Z\", \"dateReserved\": \"2018-09-11T00:00:00.000Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2019-01-11T20:00:00.000Z\", \"assignerShortName\": \"redhat\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.