Description
Mozilla Updater in Mozilla Firefox before 24.0, Firefox ESR 17.x before 17.0.9, Thunderbird before 24.0, Thunderbird ESR 17.x before 17.0.9, and SeaMonkey before 2.21 does not ensure exclusive access to a MAR file, which allows local users to gain privileges by creating a Trojan horse file after MAR signature verification but before MAR use.
References
- oval:org.mitre.oval:def:18821 vdb-entry signature
- FEDORA-2013-16992 vendor-advisory
- FEDORA-2013-17074 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=890853
- http://www.mozilla.org/security/announce/2013/mfsa2013-83.html
- FEDORA-2013-17047 vendor-advisory