CVE-2010-2765

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-09-09 · updated 2026-06-16
Weakness: CWE-189

Description

Integer overflow in the FRAMESET element implementation in Mozilla Firefox before 3.5.12 and 3.6.x before 3.6.9, Thunderbird before 3.0.7 and 3.1.x before 3.1.3, and SeaMonkey before 2.0.7 might allow remote attackers to execute arbitrary code via a large number of values in the cols (aka columns) attribute, leading to a heap-based buffer overflow.

Affected products

Mozilla Firefox: through 3.5.11; 3.6, 3.6.2, 3.6.3, 3.6.4, 3.6.6, 3.6.7 (+84)
Mozilla Seamonkey: through 2.0.6; 1.0, 1.0-alpha, 1.0-beta, 1.0.1, 1.0.2, 1.0.3 (+45)
Mozilla Thunderbird: through 3.0.6; 0.1, 0.2, 0.3, 0.4, 0.5, 0.6 (+62)

References

http://blogs.sun.com/security/entry/multiple_vulnerabilities_in_mozilla_firefox
http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047282.html
http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00002.html
http://secunia.com/advisories/42867
http://support.avaya.com/css/P8/documents/100110210
http://support.avaya.com/css/P8/documents/100112690
http://www.debian.org/security/2010/dsa-2106
http://www.mandriva.com/security/advisories?name=MDVSA-2010:173
http://www.mozilla.org/security/announce/2010/mfsa2010-50.html
http://www.securityfocus.com/bid/43095
http://www.vupen.com/english/advisories/2010/2323
http://www.vupen.com/english/advisories/2011/0061

Get alerted when CVE-2010-2765 or the next vulnerability affects your stack