CVE-2008-5014

CriticalCVSS 10.0/10Last modified Jun 16, 2026

Description

jslock.cpp in Mozilla Firefox 3.x before 3.0.2, Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by modifying the window.__proto__.__proto__ object in a way that causes a lock on a non-native object, which triggers an assertion failure related to the OBJ_IS_NATIVE function.

Metrics

CVSS 2.0 10.0/10AV:N/AC:L/Au:N/C:C/I:C/A:C

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published
Nov 13, 2008
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2008-5014: Critical severity, CVSS 10.0 | Vulnix