SB2021071387 - Security features bypass in Microsoft Windows Container Isolation FS Filter Driver
Published: July 13, 2021
Security Bulletin ID
SB2021071387
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Security features bypass (CVE-ID: CVE-2021-34461)
CWE-ID: CWE-254 - Security Features
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:U/U:Clear
The vulnerability allows a local user to bypass authentication process.
The vulnerability exists due to security feature bypass issue in Windows Container Isolation FS Filter Driver. A local user can gain elevated privileges on the target system.
Remediation
Install update from vendor's website.