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CVE-2013-1996

Estado: ModificadaMedia (6.8)—

X.org LibFS v1.0.4 y anteriores permite a los servidores X activar la asignación de memoria insuficiente y provocar un desbordamiento de búfer a través de vectores relacionados con una extensión de signo inesperada en la función FSOpenServer.

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)

X — Libfs

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2013-1996",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2013-06-15T20:55:00.840",
  "references": [
    {
      "url": "http://www.debian.org/security/2013/dsa-2687",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2013/05/23/3",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/60130",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1853-1",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.x.org/wiki/Development/Security/Advisory-2013-05-23",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.debian.org/security/2013/dsa-2687",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2013/05/23/3",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/60130",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1853-1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.x.org/wiki/Development/Security/Advisory-2013-05-23",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "X.org libFS 1.0.4 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to an unexpected sign extension in the FSOpenServer function."
    },
    {
      "lang": "es",
      "value": "X.org LibFS v1.0.4 y anteriores permite a los servidores X activar la asignación de memoria insuficiente y provocar un desbordamiento de búfer a través de vectores relacionados con una extensión de signo inesperada en la función FSOpenServer."
    }
  ],
  "lastModified": "2026-06-16T23:52:32.483",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:x:libfs:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5A9116A3-76F7-421F-AFAD-4819E9D81581",
              "versionEndIncluding": "1.0.4"
            },
            {
              "criteria": "cpe:2.3:a:x:libfs:1.0.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F2F3F753-0506-474C-B49B-627A82BA0090"
            },
            {
              "criteria": "cpe:2.3:a:x:libfs:1.0.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "71F1F90A-7182-40A8-B5DE-E10C55612218"
            },
            {
              "criteria": "cpe:2.3:a:x:libfs:1.0.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C61A0BA1-AF88-4163-A8D9-BD54EC42E0DF"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}