PT-2012-1878 · Canonical · Ubuntu Single Sign On Client

Published 2012-06-16 · Updated 2017-08-29 · CVE-2011-4408

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Ubuntu Single Sign On Client versions 11.04 through 11.10

Description The issue allows remote attackers to spoof a server and modify or read sensitive data via a man-in-the-middle (MITM) attack due to improper validation of SSL certificates when using HTTPS.

Recommendations For Ubuntu Single Sign On Client versions 11.04 through 11.10, consider disabling HTTPS until a proper fix is applied to ensure SSL certificates are validated correctly.

Fix

Related Identifiers

CVE-2011-4408

Affected Products

Ubuntu Single Sign On Client

References · 6

• http://secunia.com/advisories/49448 · Vendor Advisory
• http://ubuntu.com/usn/USN-1464-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-4408 · Security Note
• http://osvdb.org/82747 · Note
• http://securityfocus.com/bid/53829 · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/76112 · Note