SB2020081112 - Signature spoofing in Microsoft Windows
Published: August 11, 2020
Security Bulletin ID
SB2020081112
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote 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-2020-1464)
CWE-ID: CWE-310 - Cryptographic Issues
CVSSv4: 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/E:A/U:Amber
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.
Remediation
Install update from vendor's website.