#VU57272 Permissions, Privileges, and Access Controls in Windows and Windows Server - CVE-2021-40443
Published: October 12, 2021
Vulnerability identifier: #VU57272
Vulnerability risk: Low
CVSSv4.0: 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
CVE-ID: CVE-2021-40443
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Software vendor:
Microsoft
Microsoft
Description
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 Windows Common Log File System Driver, which leads to security restrictions bypass and privilege escalation.
Remediation
Install updates from vendor's website.