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CVE-2010-3765Mozilla Multiple Products Remote Code Execution Vulnerability
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.
9.8 CRITICALEPSS 83.15%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 9.8 | CRITICAL | 3.1CISA-ADP | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 9.3 | HIGH | 2.0NVD | AV:N/AC:M/Au:N/C:C/I:C/A:C |
CISA required action
⚡ Known exploited · remediation due Oct 27, 2025
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Details
- CVE ID
- CVE-2010-3765
- Status
- Analyzed
- Assigner (CNA)
- mitre
- Published
- Oct 28, 2010
- Last modified
- 2026-06-16 23:23 UTC
- Weaknesses
Affected Products
From NVD CPE configurations.
mozillafirefox25 version ranges
- 3.5
- 3.5.1
- 3.5.2
- 3.5.3
- 3.5.4
- 3.5.5
- 3.5.6
- 3.5.7
- 3.5.8
- 3.5.9
- 3.5.10
- 3.5.11
- 3.5.12
- 3.5.13
- 3.5.14
- 3.6
- 3.6.2
- 3.6.3
- 3.6.4
- 3.6.6
- 3.6.7
- 3.6.8
- 3.6.9
- 3.6.10
- 3.6.11
mozillathunderbird14 version ranges
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.1.1
- 3.1.2
- 3.1.3
- 3.1.4
- 3.1.5
mozillaseamonkey17 version ranges
- 2.0
- 2.0 alpha 1
- 2.0 alpha 2
- 2.0 alpha 3
- 2.0 beta 1
- 2.0 beta 2
- 2.0 rc1
- 2.0 rc2
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.7
- 2.0.8
- 2.0.9
References
- blog.mozilla.com http://blog.mozilla.com/security/2010/10/26/critical-vulnerability-in-firefox-3-5-and-firefox-3-6/
- blogs.sun.com http://blogs.sun.com/security/entry/multiple_vulnerabilities_in_mozilla_firefox
- isc.sans.edu http://isc.sans.edu/diary.html?storyid=9817
- lists.fedoraproject.org http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050233.html
- lists.fedoraproject.org http://lists.fedoraproject.org/pipermail/package-announce/2010-October/050061.html
- lists.fedoraproject.org http://lists.fedoraproject.org/pipermail/package-announce/2010-October/050077.html
- lists.fedoraproject.org http://lists.fedoraproject.org/pipermail/package-announce/2010-October/050154.html
- norman.com http://norman.com/about_norman/press_center/news_archive/2010/129223/en?utm_source=twitterfeed&utm_medium=twitter
- secunia.com http://secunia.com/advisories/41761
- secunia.com http://secunia.com/advisories/41965
- secunia.com http://secunia.com/advisories/41966
- secunia.com http://secunia.com/advisories/41969
- secunia.com http://secunia.com/advisories/41975
- secunia.com http://secunia.com/advisories/42003
- secunia.com http://secunia.com/advisories/42008
- secunia.com http://secunia.com/advisories/42043
- secunia.com http://secunia.com/advisories/42867
- slackware.com http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.556706
- support.avaya.com http://support.avaya.com/css/P8/documents/100114329
- support.avaya.com http://support.avaya.com/css/P8/documents/100114335
- debian.org http://www.debian.org/security/2010/dsa-2124
- exploit-db.com http://www.exploit-db.com/exploits/15341
- exploit-db.com http://www.exploit-db.com/exploits/15342
- exploit-db.com http://www.exploit-db.com/exploits/15352
- mandriva.com http://www.mandriva.com/security/advisories?name=MDVSA-2010:213
- mandriva.com http://www.mandriva.com/security/advisories?name=MDVSA-2010:219
- mozilla.org http://www.mozilla.org/security/announce/2010/mfsa2010-73.html
- norman.com http://www.norman.com/about_norman/press_center/news_archive/2010/129223/
- norman.com http://www.norman.com/security_center/virus_description_archive/129146/
- redhat.com http://www.redhat.com/support/errata/RHSA-2010-0808.html
- redhat.com http://www.redhat.com/support/errata/RHSA-2010-0809.html
- redhat.com http://www.redhat.com/support/errata/RHSA-2010-0810.html
- redhat.com http://www.redhat.com/support/errata/RHSA-2010-0861.html
- redhat.com http://www.redhat.com/support/errata/RHSA-2010-0896.html
- securityfocus.com http://www.securityfocus.com/bid/44425
- securitytracker.com http://www.securitytracker.com/id?1024645
- securitytracker.com http://www.securitytracker.com/id?1024650
- securitytracker.com http://www.securitytracker.com/id?1024651
- ubuntu.com http://www.ubuntu.com/usn/USN-1011-2
- ubuntu.com http://www.ubuntu.com/usn/USN-1011-3
- ubuntu.com http://www.ubuntu.com/usn/usn-1011-1
- vupen.com http://www.vupen.com/english/advisories/2010/2837
- vupen.com http://www.vupen.com/english/advisories/2010/2857
- vupen.com http://www.vupen.com/english/advisories/2010/2864
- vupen.com http://www.vupen.com/english/advisories/2010/2871
- vupen.com http://www.vupen.com/english/advisories/2011/0061
- bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=607222
- bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=607222#c53
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=646997
- oval.cisecurity.org https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12108
- rhn.redhat.com https://rhn.redhat.com/errata/RHSA-2010-0812.html
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-3765