Microsoft Windows Knowledge Base Article 956803 update is not installed
| win-ms08kb956803-update (45582) |  High Risk |
Description:
Microsoft Knowledge Base Article 956803 is not installed on the system, which could allow a remote attacker to exploit the following vulnerability:
The Microsoft Windows Ancillary Function Driver (afd.sys) could allow a local attacker to gain elevated privileges on the system, caused by improper validation of input passed from user mode to the kernel. By executing a malicious application on the vulnerable system, an attacker could exploit this vulnerability to corrupt memory and execute arbitrary code on the system with elevated privileges.
Consequences:
Informational
Remedy:
Apply the appropriate patch for your system, as listed in Microsoft Security Bulletin MS08-066. See References.
References:
- IBM Internet Security Systems X-Force Database: Microsoft Windows Ancillary Function Driver privilege escalation.
- Microsoft Security Bulletin MS08-066: Vulnerability in the Microsoft Ancillary Function Driver Could Allow Elevation of Privilege (956803).
- CVE-2008-3464: afd.sys in the Ancillary Function Driver (AFD) component in Microsoft Windows XP SP2 and SP3 and Windows Server 2003 SP1 and SP2 does not properly validate input sent from user mode to the kernel, which allows local users to gain privileges via a crafted application, as demonstrated using crafted pointers and lengths that bypass intended ProbeForRead and ProbeForWrite restrictions, aka AFD Kernel Overwrite Vulnerability.
Platforms Affected:
- Microsoft Windows 2003 Server SP1
- Microsoft Windows 2003 Server x64
- Microsoft Windows 2003 Server SP1 Itanium
- Microsoft Windows Server 2003 SP2 x64
- Microsoft Windows Server 2003 SP2
- Microsoft Windows Server 2003 SP2 Itanium
- Microsoft Windows XP SP3
- Microsoft Windows XP SP2 x64 Professional
- Microsoft Windows XP SP2
- Microsoft Windows XP x64 Professional
Reported:
Not available
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
For corrections or additions please email xforce@iss.net