Microsoft Update Notification Manager Privilege Escalation Vulnerability (CVE-2020-0638)
Severity: high · Patch status: patched · Since 2022-05-23 · CVE-2020-0638
Microsoft Update Notification Manager contains an unspecified vulnerability that allows for privilege escalation. CISA added CVE-2020-0638 to its Known Exploited Vulnerabilities catalog on May 23, 2022, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply updates per vendor instructions.
- US federal agencies must remediate by Jun 13, 2022 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
