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CVE-2006-2780

Status: ModifiedHigh (9.3)—

Integer overflow in Mozilla Firefox and Thunderbird before 1.5.0.4 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via "jsstr tagify," which leads to memory corruption.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (2)

Mozilla — FirefoxMozilla — Thunderbird

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2006-2780",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": true,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "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/20376",
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    },
    {
      "url": "http://secunia.com/advisories/20382",
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    {
      "url": "http://secunia.com/advisories/20561",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/20709",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21134",
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    },
    {
      "url": "http://secunia.com/advisories/21176",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21178",
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    },
    {
      "url": "http://secunia.com/advisories/21183",
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    {
      "url": "http://secunia.com/advisories/21188",
      "source": "cve@mitre.org"
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    {
      "url": "http://secunia.com/advisories/21210",
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    {
      "url": "http://secunia.com/advisories/21269",
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    {
      "url": "http://secunia.com/advisories/21270",
      "source": "cve@mitre.org"
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    {
      "url": "http://secunia.com/advisories/21324",
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    {
      "url": "http://secunia.com/advisories/21336",
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    {
      "url": "http://secunia.com/advisories/21532",
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    {
      "url": "http://secunia.com/advisories/22065",
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      "url": "http://secunia.com/advisories/22066",
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    {
      "url": "http://secunia.com/advisories/27216",
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    },
    {
      "url": "http://securitytracker.com/id?1016202",
      "source": "cve@mitre.org"
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    {
      "url": "http://securitytracker.com/id?1016214",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-102943-1",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-200387-1",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2006/dsa-1118",
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    {
      "url": "http://www.debian.org/security/2006/dsa-1120",
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    {
      "url": "http://www.gentoo.org/security/en/glsa/glsa-200606-12.xml",
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    },
    {
      "url": "http://www.kb.cert.org/vuls/id/466673",
      "tags": [
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    {
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:143",
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    {
      "url": "http://www.mozilla.org/security/announce/2006/mfsa2006-32.html",
      "source": "cve@mitre.org"
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    {
      "url": "http://www.novell.com/linux/security/advisories/2006_35_mozilla.html",
      "source": "cve@mitre.org"
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    {
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0578.html",
      "source": "cve@mitre.org"
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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-2006-0610.html",
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      "url": "http://www.redhat.com/support/errata/RHSA-2006-0611.html",
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    {
      "url": "http://www.securityfocus.com/archive/1/435795/100/0/threaded",
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      "url": "http://www.securityfocus.com/archive/1/446657/100/200/threaded",
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    {
      "url": "http://www.securityfocus.com/archive/1/446658/100/200/threaded",
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    {
      "url": "http://www.securityfocus.com/bid/18228",
      "source": "cve@mitre.org"
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    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA06-153A.html",
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    {
      "url": "http://www.vupen.com/english/advisories/2006/2106",
      "source": "cve@mitre.org"
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    {
      "url": "http://www.vupen.com/english/advisories/2006/3748",
      "source": "cve@mitre.org"
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    {
      "url": "http://www.vupen.com/english/advisories/2006/3749",
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    {
      "url": "http://www.vupen.com/english/advisories/2007/3488",
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    {
      "url": "http://www.vupen.com/english/advisories/2008/0083",
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    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26843",
      "source": "cve@mitre.org"
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    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11305",
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    },
    {
      "url": "https://usn.ubuntu.com/296-1/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://usn.ubuntu.com/296-2/",
      "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"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://secunia.com/advisories/20376",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://secunia.com/advisories/20382",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://secunia.com/advisories/21176",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://secunia.com/advisories/21183",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://secunia.com/advisories/21188",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://secunia.com/advisories/21210",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://secunia.com/advisories/21532",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://securitytracker.com/id?1016202",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://securitytracker.com/id?1016214",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-102943-1",
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    {
      "url": "http://www.debian.org/security/2006/dsa-1118",
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      "url": "http://www.debian.org/security/2006/dsa-1120",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.debian.org/security/2006/dsa-1134",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.gentoo.org/security/en/glsa/glsa-200606-12.xml",
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    {
      "url": "http://www.mozilla.org/security/announce/2006/mfsa2006-32.html",
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    {
      "url": "http://www.novell.com/linux/security/advisories/2006_35_mozilla.html",
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      "url": "http://www.redhat.com/support/errata/RHSA-2006-0578.html",
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    {
      "url": "http://www.securityfocus.com/bid/18228",
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      "url": "http://www.us-cert.gov/cas/techalerts/TA06-153A.html",
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      "url": "http://www.vupen.com/english/advisories/2006/2106",
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    {
      "url": "http://www.vupen.com/english/advisories/2006/3748",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.vupen.com/english/advisories/2006/3749",
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      "url": "http://www.vupen.com/english/advisories/2007/3488",
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    {
      "url": "http://www.vupen.com/english/advisories/2008/0083",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26843",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11305",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://usn.ubuntu.com/296-1/",
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    },
    {
      "url": "https://usn.ubuntu.com/296-2/",
      "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/",
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    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Integer overflow in Mozilla Firefox and Thunderbird before 1.5.0.4 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via \"jsstr tagify,\" which leads to memory corruption."
    }
  ],
  "lastModified": "2026-06-16T22:25:45.017",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5879A639-89D1-4D9C-9D97-DDA6AB862271",
              "versionEndIncluding": "1.5.0.3"
            },
            {
              "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"
}