CVE-2015-1769
Published: May 25, 2022
Official Description
A privilege escalation vulnerability exists when the Windows Mount Manager component improperly processes symbolic links.
CISA KEV Advisory
Microsoft Windows Mount Manager Privilege Escalation Vulnerability
A privilege escalation vulnerability exists when the Windows Mount Manager component improperly processes symbolic links.
Apply updates per vendor instructions.
Risk Analysis
This privilege escalation vulnerability in the Windows Mount Manager component arises from improper processing of symbolic links. Its presence in the KEV catalog and an EPSS score of 0.31790 indicate a high likelihood of exploitation, making it a critical vulnerability for Windows systems.
This vulnerability is actively exploited in the wild, as confirmed by its presence in the KEV catalog. Attackers are leveraging this flaw to escalate privileges.
Apply the latest security updates from Microsoft to address the improper processing of symbolic links in the Windows Mount Manager. Ensure all Windows systems are regularly patched to prevent privilege escalation.
Technical Analysis
CVE-2015-1769 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-2015-1769 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.
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2015-1769 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