Ubuntu 10.04 LTS / 10.10 / 11.04 : thunderbird vulnerabilities (USN-1254-1)
High Nessus Plugin ID 57393
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionIt was discovered that CVE-2011-3004, which addressed possible privilege escalation in addons, also affected Thunderbird 3.1. An attacker could potentially exploit a user who had installed an add-on that used loadSubscript in vulnerable ways. (CVE-2011-3647)
Yosuke Hasegawa discovered that the Mozilla browser engine mishandled invalid sequences in the Shift-JIS encoding. It may be possible to trigger this crash without the use of debugging APIs, which might allow malicious websites to exploit this vulnerability. An attacker could possibly use this flaw this to steal data or inject malicious scripts into web content. (CVE-2011-3648)
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected thunderbird package.