What is CVE-2008-3464?

CVE-2008-3464 is a vulnerability in Microsoft Windows 2003 Server, classified under CWE-264. Published 2008-10-15.

Is CVE-2008-3464 known to be exploited?

6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Microsoft Windows 2003 Server

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."

Published 2008-10-15 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 7.2 (High). Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.040 (90.3th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.040 · newest: 0.040 · change: 0.000

Affected products

Microsoft Windows 2003 Server — versions professional
Microsoft Windows Xp

Weakness classification (CWE)

CWE-264

Public proof-of-concept exploits

References

www.exploit-db.com/exploits/6757 (exploit)
exchange.xforce.ibmcloud.com/vulnerabilities/45578 (vdb-entry)
www.vupen.com/english/advisories/2008/2817 (vdb-entry)
www.securityfocus.com/archive/1/497375/100/0/threaded (mailing-list)
marc.info/ (vendor-advisory)
www.securityfocus.com/bid/31673 (Patch, vdb-entry)
blogs.technet.com/swi/archive/2008/10/14/ms08-066-how-to-correctly-validate-and…
www.securitytracker.com/id (vdb-entry)
oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:5825 (signature, vdb-entry)
exchange.xforce.ibmcloud.com/vulnerabilities/45582 (vdb-entry)

Frequently asked questions

What is CVE-2008-3464?: CVE-2008-3464 is a vulnerability in Microsoft Windows 2003 Server, classified under CWE-264. Published 2008-10-15.
Is CVE-2008-3464 known to be exploited?: 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.