« Volver al listado

CVE-2016-5280

Estado: ModificadaCrítica (9.8)—

Vulnerabilidad de uso de memoria previamente liberada en la función mozilla::nsTextNodeDirectionalityMap::RemoveElementFromMap en Mozilla Firefox en versiones anteriores a la 49.0, Firefox ESR en versiones 45.x anteriores a la 45.4 y Thunderbird en versiones anteriores a la 45.4 permite que los atacantes remotos ejecuten código arbitrario mediante texto bidireccional.

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)

Mozilla — Firefox

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2016-5280",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": true,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@mozilla.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2016-09-22T22:59:14.850",
  "references": [
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1912.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.debian.org/security/2016/dsa-3674",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.mozilla.org/security/announce/2016/mfsa2016-85.html",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/93049",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://www.securitytracker.com/id/1036852",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1289970",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "security@mozilla.org"
    },
    {
      "url": "https://security.gentoo.org/glsa/201701-15",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2016-86/",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2016-88/",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1912.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2016/dsa-3674",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.mozilla.org/security/announce/2016/mfsa2016-85.html",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/93049",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1036852",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1289970",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.gentoo.org/glsa/201701-15",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2016-86/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2016-88/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use-after-free vulnerability in the mozilla::nsTextNodeDirectionalityMap::RemoveElementFromMap function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code via bidirectional text."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de uso de memoria previamente liberada en la función mozilla::nsTextNodeDirectionalityMap::RemoveElementFromMap en Mozilla Firefox en versiones anteriores a la 49.0, Firefox ESR en versiones 45.x anteriores a la 45.4 y Thunderbird en versiones anteriores a la 45.4 permite que los atacantes remotos ejecuten código arbitrario mediante texto bidireccional."
    }
  ],
  "lastModified": "2026-06-17T00:49:06.630",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C56407AD-F303-4E6E-A64E-4AFA23BFB739",
              "versionEndIncluding": "48.0.2"
            },
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:45.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5000794D-2129-49A0-A88D-84C7558B2AD7"
            },
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:45.0.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AB24CED1-AAEB-41E8-9C02-71E19EDC0086"
            },
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:45.0.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7F845C30-6A43-4BBE-85FA-E5698B5327DD"
            },
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1E084D09-97BE-43E1-94D1-05206E513B99"
            },
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:45.2.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "915E92FE-8049-4EA5-95B8-F3EA25F78546"
            },
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:45.3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CA9E7A47-5E77-4736-920A-93283E30DC7C"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@mozilla.org"
}