Ubuntu 11.04 / 11.10 : ubuntu-sso-client vulnerability (USN-1464-1)
Medium Nessus Plugin ID 59395
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionIt was discovered that the Ubuntu Single Sign On Client incorrectly validated server certificates when using HTTPS connections. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to alter or compromise confidential information.
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 ubuntu-sso-client package.