FKIE_CVE-2020-24994

Vulnerability from fkie_nvd - Published: 2021-03-23 20:15 - Updated: 2024-11-21 05:16
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
Stack overflow in the parse_tag function in libass/ass_parse.c in libass before 0.15.0 allows remote attackers to cause a denial of service or remote code execution via a crafted file.
References
cve@mitre.orghttps://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4ePatch, Third Party Advisory
cve@mitre.orghttps://github.com/libass/libass/issues/422Patch, Third Party Advisory
cve@mitre.orghttps://github.com/libass/libass/issues/422#issuecomment-806002919Issue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://github.com/libass/libass/issues/423Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4ePatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/libass/libass/issues/422Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/libass/libass/issues/422#issuecomment-806002919Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/libass/libass/issues/423Third Party Advisory
Impacted products
Vendor Product Version
libass_project libass *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:libass_project:libass:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "EFE0DEE3-A9C6-4008-BB80-4B5A6D9B0B4E",
              "versionEndExcluding": "0.15.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Stack overflow in the parse_tag function in libass/ass_parse.c in libass before 0.15.0 allows remote attackers to cause a denial of service or remote code execution via a crafted file."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento de la pila en la funci\u00f3n parse_tag en el archivo libass/ass_parse.c en libass versiones anteriores a 0.15.0, permite a atacantes remotos causar una denegaci\u00f3n de servicio o una ejecuci\u00f3n de c\u00f3digo remota por medio de un archivo dise\u00f1ado"
    }
  ],
  "id": "CVE-2020-24994",
  "lastModified": "2024-11-21T05:16:24.377",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-03-23T20:15:13.073",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4e"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/libass/libass/issues/422"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/libass/libass/issues/422#issuecomment-806002919"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/libass/libass/issues/423"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4e"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/libass/libass/issues/422"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/libass/libass/issues/422#issuecomment-806002919"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/libass/libass/issues/423"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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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.