CVE-2011-2005: Microsoft Ancillary Function Driver (afd.sys) Improper Input Validation Vulnerability
First published: Wed Oct 12 2011(Updated: )
afd.sys in the Ancillary Function Driver in Microsoft Windows does not properly validate user-mode input passed to kernel mode, which allows local users to gain privileges via a crafted application.
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows Ancillary Function Driver for WinSock | ||
| Microsoft Windows XP | =sp2 | |
| Microsoft Windows XP | =sp3 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server 2003 | =sp2 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows XP | =sp2 | |
| Microsoft Windows XP | =sp3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2011-2005?
CVE-2011-2005 is classified as a critical vulnerability due to its potential for privilege escalation.
How do I fix CVE-2011-2005?
To fix CVE-2011-2005, apply the Microsoft security update MS11-080 provided for affected systems.
What software versions are affected by CVE-2011-2005?
CVE-2011-2005 affects Microsoft Windows XP SP2, SP3, and Windows Server 2003 SP2.
Can CVE-2011-2005 be exploited remotely?
No, CVE-2011-2005 requires local access to exploit the vulnerability.
What is the impact of exploiting CVE-2011-2005?
Exploiting CVE-2011-2005 allows local users to gain elevated privileges on the system.
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