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Flaw in SMB Signing Could Enable Group Policy to be Modified (329170)
Information
Severity
Severity
Medium
Family
Family
Windows : Microsoft Bulletins
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:P/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
18 years ago
Modified
Modified
4 years ago
Summary
The SMB signing capability in the Server Message Block protocol in Microsoft Windows 2000 and Windows XP allows attackers to disable the digital signing settings in an SMB session to force the data to be sent unsigned, then inject data into the session without detection, e.g. by modifying group policy information sent from a domain controller.
Affected Software
Affected Software
Microsoft Windows 2000 Microsoft Windows XP
Solution
Solution
The vendor has released updates. Please see the references for more information.