Microsoft Windows SMB Server Multiple Vulnerabilities (971468)

This host is missing a critical security update according to Microsoft Bulletin MS10-012.

- An input validation error exists while processing SMB requests and can be exploited to cause a buffer overflow via a specially crafted SMB packet. - An error exists in the SMB implementation while parsing SMB packets during the Negotiate phase causing memory corruption via a specially crafted SMB packet. - NULL pointer dereference error exists in SMB while verifying the 'share' and 'servername' fields in SMB packets causing denial of service. - A lack of cryptographic entropy when the SMB server generates challenges during SMB NTLM authentication and can be exploited to bypass the authentication mechanism.

Microsoft Windows 7 Microsoft Windows 2K Service Pack 4 and prior Microsoft Windows XP Service Pack 3 and prior Microsoft Windows 2K3 Service Pack 2 and prior Microsoft Windows Vista Service Pack 1/2 and prior. Microsoft Windows Server 2008 Service Pack 1/2 and prior.

The vendor has released updates. Please see the references for more information.