CVE-2011-2373

Severity: high (CVSS 7.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-06-30 · updated 2026-06-16
Weakness: CWE-399

Description

Use-after-free vulnerability in Mozilla Firefox before 3.6.18 and 4.x through 4.0.1, Thunderbird before 3.1.11, and SeaMonkey through 2.0.14, when JavaScript is disabled, allows remote attackers to execute arbitrary code via a crafted XUL document.

Affected products

Mozilla Firefox: through 3.6.17; 1.0, 1.0-preview_release, 1.0.1, 1.0.2, 1.0.3, 1.0.4 (+115)
Mozilla Seamonkey: 1.0, 1.0-alpha, 1.0-beta, 1.0.1, 1.0.2, 1.0.3 (+53)
Mozilla Thunderbird: through 3.1.10; 0.1, 0.2, 0.3, 0.4, 0.5, 0.6 (+77)

References

http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00001.html
http://secunia.com/advisories/45002
http://support.avaya.com/css/P8/documents/100144854
http://support.avaya.com/css/P8/documents/100145333
http://www.debian.org/security/2011/dsa-2268
http://www.debian.org/security/2011/dsa-2269
http://www.debian.org/security/2011/dsa-2273
http://www.mandriva.com/security/advisories?name=MDVSA-2011:111
http://www.mozilla.org/security/announce/2011/mfsa2011-20.html
http://www.redhat.com/support/errata/RHSA-2011-0885.html
http://www.redhat.com/support/errata/RHSA-2011-0887.html
http://www.redhat.com/support/errata/RHSA-2011-0888.html

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