SB2018041903 - Security restrictions bypass in Microsoft Windows
Published: April 19, 2018
Security Bulletin ID
SB2018041903
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Security restrictions bypass (CVE-ID: CVE-2018-1035)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a local attacker to bypass security restriction on the target system.
The weakness exists due to improper validation of User Mode Code Integrity policies. A local attacker can run a malicious program, bypass Device Guard and circumvent a User Mode Code Integrity (UMCI) policy on the machine.
Remediation
Install update from vendor's website.