CVE-2018-6913 (GCVE-0-2018-6913)

Vulnerability from cvelistv5 – Published: 2018-04-17 20:00 – Updated: 2024-08-05 06:17
VLAI
Summary
Heap-based buffer overflow in the pack function in Perl before 5.26.2 allows context-dependent attackers to execute arbitrary code via a large item count.
CWE
  • n/a
References
URL Tags
https://usn.ubuntu.com/3625-2/ vendor-advisoryx_refsource_UBUNTU
http://www.securityfocus.com/bid/103953 vdb-entryx_refsource_BID
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
http://www.securitytracker.com/id/1040681 vdb-entryx_refsource_SECTRACK
https://usn.ubuntu.com/3625-1/ vendor-advisoryx_refsource_UBUNTU
https://www.debian.org/security/2018/dsa-4172 vendor-advisoryx_refsource_DEBIAN
https://security.gentoo.org/glsa/201909-01 vendor-advisoryx_refsource_GENTOO
https://www.oracle.com/security-alerts/cpujul2020.html x_refsource_MISC
https://rt.perl.org/Public/Bug/Display.html?id=131844 x_refsource_CONFIRM
Date Public
2018-04-14 00:00
Show details on NVD website

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              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2018-04-17T20:29:00.660",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/103953"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1040681"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00009.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://rt.perl.org/Public/Bug/Display.html?id=131844"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://security.gentoo.org/glsa/201909-01"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3625-1/"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3625-2/"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2018/dsa-4172"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://www.oracle.com/security-alerts/cpujul2020.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/103953"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1040681"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00009.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://rt.perl.org/Public/Bug/Display.html?id=131844"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201909-01"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3625-1/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/3625-2/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2018/dsa-4172"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.oracle.com/security-alerts/cpujul2020.html"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-787"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-04-19T19:51:23+00:00",
      "cve": "CVE-2018-6913",
      "id": "CVE-2018-6913",
      "initial_release_date": "2018-04-14T00:00:00+00:00",
      "product_status:fixed": "4",
      "product_status:known_affected": "48",
      "product_status:known_not_affected": "116",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "perl: heap buffer overflow in pp_pack.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-6913.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-09-13T00:14:27Z",
      "cve": "CVE-2018-6913",
      "id": "CVE-2018-6913",
      "initial_release_date": "2023-02-15T04:30:10Z",
      "product_status:known_affected": "348",
      "product_status:recommended": "418",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-6913",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-6913.json",
      "version": "79"
    }
  }
}



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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.

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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.


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