SB2018111401 - Security restrictions bypass in Microsoft Windows
Published: November 14, 2018
Security Bulletin ID
SB2018111401
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Cryptographic issues (CVE-ID: CVE-2018-8549)
CWE-ID: CWE-310 - Cryptographic Issues
CVSSv4: 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
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.
Remediation
Install update from vendor's website.