CVE-2010-3765
Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before 3.1.6 and 3.0.x before 3.0.10, and SeaMonkey 2.x before 2.0.10, when JavaScript is enabled, allows remote attackers to execute arbitrary code via vectors related to nsCSSFrameConstructor::ContentAppended, the appendChild method, incorrect index tracking, and the creation of multiple frames, which triggers memory corruption, as exploited in the wild in October 2010 by the Belmoo malware.
- Score
- CVSS 3.1 9.8 Critical
- Status
- Analyzed - cve@mitre.org
- Published
- 2010-10-28
- Last modified
- 2025-10-22
- Known exploited (CISA KEV)
- since 2025-10-06, action due 2025-10-27: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Weaknesses
- CWE-119
Affected products
References
- http://blog.mozilla.com/security/2010/10/26/critical-vulnerability-in-firefox-3-5-and-firefox-3-6/
- http://blogs.sun.com/security/entry/multiple_vulnerabilities_in_mozilla_firefox
- http://isc.sans.edu/diary.html?storyid=9817
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050233.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-October/050061.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-October/050077.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-October/050154.html
- http://norman.com/about_norman/press_center/news_archive/2010/129223/en?utm_source=twitterfeed&utm_medium=twitter
- http://secunia.com/advisories/41761
- http://secunia.com/advisories/41965
- http://secunia.com/advisories/41966
- http://secunia.com/advisories/41969
- http://secunia.com/advisories/41975
- http://secunia.com/advisories/42003
- http://secunia.com/advisories/42008
- http://secunia.com/advisories/42043
- http://secunia.com/advisories/42867
- http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.556706
- http://support.avaya.com/css/P8/documents/100114329
- http://support.avaya.com/css/P8/documents/100114335
- http://www.debian.org/security/2010/dsa-2124
- http://www.exploit-db.com/exploits/15341
- http://www.exploit-db.com/exploits/15342
- http://www.exploit-db.com/exploits/15352
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:213
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:219
- http://www.mozilla.org/security/announce/2010/mfsa2010-73.html
- http://www.norman.com/about_norman/press_center/news_archive/2010/129223/
- http://www.norman.com/security_center/virus_description_archive/129146/
- http://www.redhat.com/support/errata/RHSA-2010-0808.html
