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CVE-2006-2781

Estado: ModificadaMedia (6.4)—

Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters.

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 (2)

Mozilla — SeamonkeyMozilla — Thunderbird

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2006-2781",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2006-06-02T19:02:00.000",
  "references": [
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2006-0609.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/20382",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/20394",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/20709",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21134",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21178",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21183",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21210",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21269",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21324",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21336",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21607",
      "tags": [
        "Vendor Advisory"
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      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21631",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/22065",
      "tags": [
        "Vendor Advisory"
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      "source": "cve@mitre.org"
    },
    {
      "url": "http://securitytracker.com/id?1016214",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2006/dsa-1118",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2006/dsa-1134",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.gentoo.org/security/en/glsa/glsa-200606-21.xml",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:146",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.mozilla.org/security/announce/2006/mfsa2006-40.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.novell.com/linux/security/advisories/2006_35_mozilla.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0578.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0594.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0611.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/435795/100/0/threaded",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/446657/100/200/threaded",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/18228",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/2106",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/3749",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26850",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10247",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://usn.ubuntu.com/297-1/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://usn.ubuntu.com/297-3/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://usn.ubuntu.com/323-1/",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2006-0609.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/20382",
      "tags": [
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      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/20394",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://secunia.com/advisories/20709",
      "tags": [
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      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21134",
      "tags": [
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      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21178",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21183",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21210",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21269",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21324",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21336",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21607",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/21631",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/22065",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securitytracker.com/id?1016214",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2006/dsa-1118",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2006/dsa-1134",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.gentoo.org/security/en/glsa/glsa-200606-21.xml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:146",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.mozilla.org/security/announce/2006/mfsa2006-40.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.novell.com/linux/security/advisories/2006_35_mozilla.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0578.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://www.redhat.com/support/errata/RHSA-2006-0594.html",
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      "url": "http://www.redhat.com/support/errata/RHSA-2006-0611.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/435795/100/0/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/446657/100/200/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/18228",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/2106",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/3749",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26850",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10247",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://usn.ubuntu.com/297-1/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://usn.ubuntu.com/297-3/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://usn.ubuntu.com/323-1/",
      "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": "Double free vulnerability in nsVCard.cpp in Mozilla Thunderbird before 1.5.0.4 and SeaMonkey before 1.0.2 allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via a VCard that contains invalid base64 characters."
    }
  ],
  "lastModified": "2026-06-16T22:25:45.330",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BAAAA476-C9BC-4058-AD12-61047E4ECEC5",
              "versionEndIncluding": "1.0.1"
            },
            {
              "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B80D96C6-E20A-48C4-B9E3-2452B9742F1D",
              "versionEndIncluding": "1.5.0.3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "evaluatorSolution": "Fixed in: Firefox 1.5.0.4\r\n  Thunderbird 1.5.0.4\r\n  SeaMonkey 1.0.2"
}