CVE-2010-0232 — Microsoft Windows Kernel Exception Handler Vulnerability

The kernel in Microsoft Windows NT 3.1 through Windows 7, including Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, and Windows Server 2008 Gold and SP2, when access to 16-bit applications is enabled on a 32-bit x86 platform, d

01What is this vulnerability?

The kernel in Microsoft Windows NT 3.1 through Windows 7, including Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, and Windows Server 2008 Gold and SP2, when access to 16-bit applications is enabled on a 32-bit x86 platform, does not properly validate certain BIOS calls, which allows local users to gain privileges by crafting a VDM_TIB data…

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2022-03-03. Ransomware use: Unknown.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2010-01-21T19:00:00.000Z
• Last modified: 2025-10-22T00:05:53.248Z
• Added to CISA KEV: 2022-03-03
• BOD 22-01 due: 2022-03-24

09References

• lists.immunitysec.com — http://lists.immunitysec.com/pipermail/dailydave/2010-January/006000.html
• lock.cmpxchg8b.com — http://lock.cmpxchg8b.com/c0af0967d904cef2ad4db766a00bc6af/KiTrap0D.zip
• blogs.technet.com — http://blogs.technet.com/msrc/archive/2010/01/20/security-advisory-979682-releas…
• docs.microsoft.com — https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-01…
• www.microsoft.com — http://www.microsoft.com/technet/security/advisory/979682.mspx
• www.us-cert.gov — http://www.us-cert.gov/cas/techalerts/TA10-040A.html
• securitytracker.com — http://securitytracker.com/id?1023471
• seclists.org — http://seclists.org/fulldisclosure/2010/Jan/341
• www.vupen.com — http://www.vupen.com/english/advisories/2010/0179
• www.securityfocus.com — http://www.securityfocus.com/bid/37864
• secunia.com — http://secunia.com/advisories/38265
• www.securityfocus.com — http://www.securityfocus.com/archive/1/509106/100/0/threaded
• exchange.xforce.ibmcloud.com — https://exchange.xforce.ibmcloud.com/vulnerabilities/55742
• oval.cisecurity.org — https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3…