Main Vulnerability Database Vulnerabilities #VU50506

Security features bypass in Microsoft Windows and Windows Server - CVE-2021-1731

Published: February 9, 2021

Vulnerability identifier: #VU50506

CSH Severity: Low

CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-1731

CWE-ID: CWE-254

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local attacker to bypass authentication process.

The vulnerability exists due to security feature bypass issue in PFX Encryption. A local attacker can gain unauthorized access to sensitive information in the system.

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2021-1731

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1731

Related Security Bulletins