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CVE-2011-0091

CVE information

Published

13 years ago

Last Modified

5 years ago

CVSSv2.0 Severity

Medium

Impact Analysis

Description

Kerberos in Microsoft Windows Server 2008 R2 and Windows 7 does not prevent a session from changing from strong encryption to DES encryption, which allows man-in-the-middle attackers to spoof network traffic and obtain sensitive information via a DES downgrade, aka "Kerberos Spoofing Vulnerability.".

CVSSv2.0 Score

Severity
Medium
Base Score
6.4/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
4.9/10
Confidentiality Impact
Partial
Availability Impact
None
Integrity Impact
Partial

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:microsoft:windows_server_2008:r2:*:itanium:*:*:*:*
  Yes
- -
cpe:2.3:o:microsoft:windows_server_2008:r2:*:x64:*:*:*:*:*
  Yes
- -
cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:*
  Yes
- -