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CVE-2017-8310

Estado: ModificadaMedia (5.5)—

Heap out-of-bound read in CreateHtmlSubtitle in VideoLAN VLC 2.2.x due to missing check of string termination allows attackers to read data beyond allocated memory and potentially crash the process (causing a denial of service) via a crafted subtitles file.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Videolan — VLC Media Player

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-8310",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@checkpoint.com",
      "affectedData": [
        {
          "vendor": "VideoLAN",
          "product": "VLC",
          "versions": [
            {
              "status": "affected",
              "version": "2.2.*"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-05-23T21:29:00.180",
  "references": [
    {
      "url": "http://git.videolan.org/?p=vlc/vlc-2.2.git%3Ba=blobdiff%3Bf=modules/codec/subsdec.c%3Bh=addd8c71f30d53558fffd19059b374be45cf0f8e%3Bhp=1b4276e299a2a6668047231d29ac705ae93076ba%3Bhb=7cac839692ab79dbfe5e4ebd4c4e37d9a8b1b328%3Bhpb=3477dba3d506de8d95bccef2c6b67861188f6c29",
      "source": "cve@checkpoint.com"
    },
    {
      "url": "http://www.debian.org/security/2017/dsa-3899",
      "source": "cve@checkpoint.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/98638",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "cve@checkpoint.com"
    },
    {
      "url": "https://security.gentoo.org/glsa/201707-10",
      "source": "cve@checkpoint.com"
    },
    {
      "url": "http://git.videolan.org/?p=vlc/vlc-2.2.git%3Ba=blobdiff%3Bf=modules/codec/subsdec.c%3Bh=addd8c71f30d53558fffd19059b374be45cf0f8e%3Bhp=1b4276e299a2a6668047231d29ac705ae93076ba%3Bhb=7cac839692ab79dbfe5e4ebd4c4e37d9a8b1b328%3Bhpb=3477dba3d506de8d95bccef2c6b67861188f6c29",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2017/dsa-3899",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/98638",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.gentoo.org/glsa/201707-10",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Heap out-of-bound read in CreateHtmlSubtitle in VideoLAN VLC 2.2.x due to missing check of string termination allows attackers to read data beyond allocated memory and potentially crash the process (causing a denial of service) via a crafted subtitles file."
    },
    {
      "lang": "es",
      "value": "Lectura de fuera de límites del heap en la función CreateHtmlSubtitle en VLC versiones 2.2.x de VideoLAN, debido a la falta de comprobación de terminación de cadena permite a los atacantes leer datos más allá de la memoria asignada y potencialmente bloquear el proceso (causando una denegación de servicio) por medio de un archivo de subtítulos especialmente diseñados."
    }
  ],
  "lastModified": "2026-06-17T01:26:10.037",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:videolan:vlc_media_player:2.2.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "ECBAF91B-1BC9-4029-ADFC-506FAA3F6C93"
            },
            {
              "criteria": "cpe:2.3:a:videolan:vlc_media_player:2.2.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3D0E28DE-2CAC-42CD-A8DF-2659AA135772"
            },
            {
              "criteria": "cpe:2.3:a:videolan:vlc_media_player:2.2.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B4F39D96-FC35-4063-BB22-2A4CA6C788D8"
            },
            {
              "criteria": "cpe:2.3:a:videolan:vlc_media_player:2.2.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2EF54451-B67D-4003-991F-8D306C5ED782"
            },
            {
              "criteria": "cpe:2.3:a:videolan:vlc_media_player:2.2.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "38860D21-A9DB-49CD-A8CD-3323F98D111F"
            },
            {
              "criteria": "cpe:2.3:a:videolan:vlc_media_player:2.2.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F4EC0BA2-715C-4DAD-974D-EFBD3BA51944"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@checkpoint.com"
}