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Flaw in SMB Signing Could Enable Group Policy to be Modified (329170) Vulnerability Scan
Vulnerability Scan Summary
Checks for MS Hotfix 329170
Detailed Explanation for this Vulnerability Test
It is possible to send unsigned SMB packets.
The remote version of Windows contains a flaw in the SMB signing
implementation. SMB signing is used to sign each packets sent
between a client and a server to protect them against man in the
If the Domain policy is configured to force usage of SMB signing
it is possible for a possible hacker to downgrade the communication to
disable SMB signing and try to launch man in the middle attacks.
Microsoft has released a set of patches for Windows XP and 2000 :
Medium / CVSS Base Score : 6
Click HERE for more information and discussions on this network vulnerability scan.