CVE-2011-4408

Summary

The Single Sign On Client (ubuntu-sso-client) for Ubuntu 11.04 and 11.10 does not properly validate SSL certificates when using HTTPS, which allows remote attackers to spoof a server and modify or read sensitive data via a man-in-the-middle (MITM) attack.

Impact & exploitability

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products we track (1)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Official patch: http://www.ubuntu.com/usn/USN-1464-1 ↗

Additional information

• NVD record
• http://www.ubuntu.com/usn/USN-1464-1Patch
• http://secunia.com/advisories/49448Advisory
• http://osvdb.org/82747
• http://www.securityfocus.com/bid/53829
• https://exchange.xforce.ibmcloud.com/vulnerabilities/76112