Cryptographic issues in Windows and Windows Server - CVE-2018-8549

 

Cryptographic issues in Windows and Windows Server - CVE-2018-8549

Published: November 14, 2018


Vulnerability identifier: #VU15877
CSH Severity: Low
CVSS v4.0: 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:U/U:Clear
CVE-ID: CVE-2018-8549
CWE-ID: CWE-310
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server

Detailed vulnerability description

The vulnerability allows an attacker to bypass certain security restrictions.

The vulnerability exists in the way Windows validates kernel driver signatures. An attacker with ability to pass a driver file with a forged signature onto the system can gain elevated privileges.

How to mitigate CVE-2018-8549

Install updates from vendor's website.

Sources