OSVDB ID: 57799

Title: Microsoft Windows srv2.sys Kernel Driver SMB2 Malformed NEGOTIATE PROTOCOL REQUEST Remote DoS

Info

Disclosure

Sep 08, 2009

Discovery

Unknown

Dates

Exploit

Sep 07, 2009

Solution

Oct 13, 2009

Description

Microsoft Windows contains a flaw that may allow a malicious user to execute arbitrary code. The issue is triggered when a malicious user sends a specially crafted NEGOTIATE PROTOCOL REQUEST SMBv2 packet with an & (ampersand) character in a Process ID High header field, causing an attempted dereference of an out-of-bounds memory location. It is possible that the flaw may allow arbitrary code execution resulting in a loss of integrity.

Classification

Location: Remote / Network Access
Attack Type: Denial of Service, Input Manipulation
Impact: Loss of Confidentiality, Loss of Availability
Solution: Patch / RCS
Exploit: Exploit Public, Exploit Commercial
Disclosure: Vendor Verified, Uncoordinated Disclosure

Solution

Currently, there are no known workarounds or upgrades to correct this issue. However, Microsoft Corporation has released a patch to address this vulnerability.

Products

Microsoft Corporation

Windows Vista

SP1
SP2
SP0

Windows 7

SP0

Windows Server 2008

SP2
SP0

References

Credit

  • laurent gaffie - laurent.gaffiegmail.com -


Direct URL: http://osvdb.org/57799