Microsoft Windows Error Reporting Manager Privilege Escalation Vulnerability (CVE-2019-1315)
Severity: high · Patch status: patched · Since 2022-03-15 · CVE-2019-1315
A privilege escalation vulnerability exists when Windows Error Reporting manager improperly handles hard links. An attacker who successfully exploited this vulnerability could overwrite a targeted file leading to an elevated status. CISA added CVE-2019-1315 to its Known Exploited Vulnerabilities catalog on Mar 15, 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 Apr 5, 2022 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
