CVE-2019-1388
Published: April 7, 2023
Official Description
Microsoft Windows Certificate Dialog contains a privilege escalation vulnerability, allowing attackers to run processes in an elevated context.
CISA KEV Advisory
Microsoft Windows Certificate Dialog Privilege Escalation Vulnerability
Microsoft Windows Certificate Dialog contains a privilege escalation vulnerability, allowing attackers to run processes in an elevated context.
Apply updates per vendor instructions.
Risk Analysis
This privilege escalation vulnerability in the Microsoft Windows Certificate Dialog allows attackers to run processes with elevated privileges. Its presence in CISA's KEV catalog and an EPSS score of 0.07497 confirm active exploitation and a high risk.
This vulnerability is actively exploited in the wild, as confirmed by its inclusion in CISA's KEV catalog. Exploitation typically involves user interaction with the Certificate Dialog.
Apply the latest security updates from Microsoft to address this vulnerability in the Windows Certificate Dialog. Educate users about social engineering tactics that might trick them into interacting with malicious certificate prompts.
Technical Analysis
CVE-2019-1388 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2019-1388 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (2)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-1388 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1