gsd-2020-14363
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability.
Aliases
Aliases
CVE-2020-14363


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-14363",
    "description": "An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability.",
    "id": "GSD-2020-14363",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-14363.html",
      "https://access.redhat.com/errata/RHSA-2021:1804",
      "https://access.redhat.com/errata/RHSA-2020:4946",
      "https://access.redhat.com/errata/RHSA-2020:4908",
      "https://ubuntu.com/security/CVE-2020-14363",
      "https://advisories.mageia.org/CVE-2020-14363.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2020-14363.html",
      "https://linux.oracle.com/cve/CVE-2020-14363.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-14363"
      ],
      "details": "An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability.",
      "id": "GSD-2020-14363",
      "modified": "2023-12-13T01:22:00.164729Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2020-14363",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "libX11",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "1.6.12"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "The X11 Project"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability."
          }
        ]
      },
      "impact": {
        "cvss": [
          [
            {
              "vectorString": "7.8/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.0"
            }
          ]
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-190"
              }
            ]
          },
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-416"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/Ruia-ruia/Exploits/blob/master/DFX11details.txt",
            "refsource": "MISC",
            "url": "https://github.com/Ruia-ruia/Exploits/blob/master/DFX11details.txt"
          },
          {
            "name": "https://github.com/Ruia-ruia/Exploits/blob/master/x11doublefree.sh",
            "refsource": "MISC",
            "url": "https://github.com/Ruia-ruia/Exploits/blob/master/x11doublefree.sh"
          },
          {
            "name": "https://lists.x.org/archives/xorg-announce/2020-August/003056.html",
            "refsource": "MISC",
            "url": "https://lists.x.org/archives/xorg-announce/2020-August/003056.html"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14363",
            "refsource": "CONFIRM",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14363"
          },
          {
            "name": "USN-4487-2",
            "refsource": "UBUNTU",
            "url": "https://usn.ubuntu.com/4487-2/"
          },
          {
            "name": "FEDORA-2020-cf0afbd27e",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:x.org:libx11:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.6.12",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2020-14363"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-190"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://lists.x.org/archives/xorg-announce/2020-August/003056.html",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://lists.x.org/archives/xorg-announce/2020-August/003056.html"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14363",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking",
                "Third Party Advisory"
              ],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14363"
            },
            {
              "name": "USN-4487-2",
              "refsource": "UBUNTU",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://usn.ubuntu.com/4487-2/"
            },
            {
              "name": "FEDORA-2020-cf0afbd27e",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/"
            },
            {
              "name": "https://github.com/Ruia-ruia/Exploits/blob/master/x11doublefree.sh",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://github.com/Ruia-ruia/Exploits/blob/master/x11doublefree.sh"
            },
            {
              "name": "https://github.com/Ruia-ruia/Exploits/blob/master/DFX11details.txt",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://github.com/Ruia-ruia/Exploits/blob/master/DFX11details.txt"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.6,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2021-11-04T16:10Z",
      "publishedDate": "2020-09-11T18:15Z"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.