Permissions, Privileges, and Access Controls in Microsoft Windows and Windows Server - CVE-2021-26870
Published: March 9, 2021
Vulnerability identifier: #VU51326
CSH Severity: Low
CVSS v4: 8.5 [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]
CVE-ID: CVE-2021-26870
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
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 Projected File System, which leads to security restrictions bypass and privilege escalation.
Affected software
Microsoft Windows
Windows Server
Windows Server
How to mitigate CVE-2021-26870
Install updates from vendor's website.