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

criticalknown exploitedpublic exploitCVE-2010-0232
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
The kernel in Microsoft Windows, 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.

CSIRTS triage

vendor: Microsoftproduct: WindowsPrivilege escalation
What
The kernel in Microsoft Windows does not properly validate certain BIOS calls, allowing local users to gain privileges.
Who is affected
Local users on affected 32-bit x86 platforms with access to 16-bit applications.
Urgency
Immediate remediation is necessary as the vulnerability is actively exploited and critical.
Action
Install the latest security update from Microsoft.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-03-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2010-0232

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2010-0232coverage & exploitation statusNVD · CVE.org

Recent advisories for Microsoft Windows Kernel

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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