SB2019070904 - Privilege escalation in Microsoft splwow64
Published: July 9, 2019
Security Bulletin ID
SB2019070904
Severity
Medium
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 security vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-0880)
The vulnerability allows a local to escalate privileges on the system.
The vulnerability exists due to the way splwow64.exe handles certain calls. A local user can abuse this functionality to elevate privileges on an affected system from low-integrity to medium-integrity.
Note, this vulnerability is being actively exploited in the wild.
Remediation
Install update from vendor's website.