Technical Severity
HIGH
CVSS v3.1 Metrics
7.8
/ 10
Minimal Risk
Critical
Vector Specification
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitation Likelihood
EPSS Prediction
69.19
%
Predictive Probability
Percentile Rank
98.6
th
Documented as more likely to be exploited than 98.6% of known CVEs.
Detection Date
Mar 28, 2022
Remediation Due
Apr 18, 2022
CISA Catalog Active
Threat Analysis
The EPATHOBJ::pprFlattenRec function in win32k.sys in the kernel-mode drivers in Microsoft does not properly initialize a pointer for the next object in a certain list, which allows local users to gain privileges.
Remediation Directive
Apply updates per vendor instructions.