Ubuntu 13.04 : lightdm vulnerability (USN-1950-1)
Low Nessus Plugin ID 69862
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionIt was discovered that Light Display Manager created .Xauthority files with incorrect permissions. A local attacker could use this flaw to bypass access restrictions.
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 lightdm package.