Home / Vulnerabilities / CVE-2021-41379
MEDIUM SEVERITY Ransomware Linked
CVE-2021-41379Microsoft · Windows

Microsoft Windows Installer Privilege Escalation Vulnerability

Critical Threat Advisory: This vulnerability is documented in active Ransomware campaigns. Immediate remediation required.

Technical Severity

CVSS v3.1 Metrics

MEDIUM
5.5 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Exploitation Likelihood

EPSS Prediction

20.10 %
Predictive Probability
Percentile Rank
97.1 th

Documented as more likely to be exploited than 97.1% of known CVEs.

Detection Date

Mar 03, 2022

Remediation Due

Mar 17, 2022

CISA Catalog Active

Threat Analysis

Microsoft Windows Installer contains an unspecified vulnerability that allows for privilege escalation.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2021-41379