|Description||Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, does not properly handle a right-to-left override (aka RLO or U+202E) Unicode character in a download filename, which allows remote attackers to spoof file extensions via a crafted filename, as demonstrated by displaying a non-executable extension for an executable file.|
|Source||CVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)|
|NVD severity||high (attack range: remote, user-initiated)|
|Debian/oldstable||not known to be vulnerable.|
|Debian/testing||not known to be vulnerable.|
|Debian/unstable||not known to be vulnerable.|
Vulnerable and fixed packages
The table below lists information on source packages.
|xulrunner (PTS)||wheezy, wheezy (security)||24.8.1esr-2~deb7u1||fixed|
The information above is based on the following data on fixed versions.
[etch] - xulrunner <end-of-life> (Mozilla packages from oldstable no longer covered by security support)