#VU52104 Permissions, Privileges, and Access Controls in Windows and Windows Server - CVE-2021-26415
Published: April 13, 2021 / Updated: July 25, 2021
Vulnerability identifier: #VU52104
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:P/U:Clear
CVE-ID: CVE-2021-26415
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 application does not properly impose security restrictions in the Windows Installer, which leads to security restrictions bypass and privilege escalation.
Remediation
Install updates from vendor's website.