SB2022061457 - Privilege escalation in Microsoft Local Security Authority Subsystem Service



SB2022061457 - Privilege escalation in Microsoft Local Security Authority Subsystem Service

Published: June 14, 2022 Updated: July 28, 2022

Security Bulletin ID SB2022061457
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2022-30166)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in Local Security Authority Subsystem Service, which leads to security restrictions bypass and privilege escalation.


Remediation

Install update from vendor's website.