Main Vulnerability Database Vulnerabilities #VU45517

Cryptographic issues in Microsoft Windows and Windows Server - CVE-2020-1464

Published: August 11, 2020

Vulnerability identifier: #VU45517

CSH Severity: High

CVSS v4: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-1464

CWE-ID: CWE-310

Exploitation vector: Remote access

Exploit availability: The vulnerability is being exploited in the wild

Vulnerability details

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to Windows incorrectly validates file signatures. A remote attacker can create a specially crafted file to bypass implemented security restrictions and successfully load a malicious file.

Note: this vulnerability is being actively exploited in the wild.

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2020-1464

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1464

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