Microsoft Windows Kernel Exception Handler Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH

7.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

72.62 %

Predictive Probability

Percentile Rank

98.8 th

Documented as more likely to be exploited than 98.8% of known CVEs.

Detection Date

Mar 03, 2022

Remediation Due

Mar 24, 2022

CISA Catalog Active

Threat Analysis

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.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence

NVD

National Vulnerability Database

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