#VU57795 Security restrictions bypass in Windows and Windows Server
Published: October 29, 2021
Vulnerability identifier: #VU57795
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: N/A
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
Public exploit is 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 Windows User Profile Service does not properly impose security restrictions. A local unprivileged user in possession of credentials from another unprivileged account can run a specially crafted program and execute arbitrary code with SYSTEM privileges.
This vulnerability exists due to incomplete fix for #VU55695 (CVE-2021-34484).
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.