Actively exploited in the wild
Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability
Microsoft - Windows · Listed in the CISA KEV since 2022-09-14. This indicates confirmed attacks in production environments.
Required action: Apply updates per vendor instructions.
CVE-2022-37969
HighCVSS 7.8KEVExploitation Probability (EPSS)
Very high risk98th percentile - higher than 98% of all known CVEs
Summary
Windows Common Log File System Driver Elevation of Privilege Vulnerability. The NVD description provides no technical details beyond the classification.
Risk Assessment
The flaw allows privilege escalation on Windows, potentially enabling an attacker to gain higher privileges. Lack of details makes attack vector assessment difficult.
Recommendation
Apply Microsoft security updates for the Common Log File System Driver. Monitor official Microsoft bulletins for details.
Other vulnerabilities in Windows Common Log File System Driver
See all- CVE-2026-40407High
Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
- CVE-2025-32706HighActively exploited
Improper input validation in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
- CVE-2025-32701HighActively exploited
Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
- CVE-2025-29824HighActively exploited
Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
- CVE-2024-49138HighActively exploited
Windows Common Log File System Driver Elevation of Privilege Vulnerability. Technical details were not provided in the description.
- CVE-2023-36900High
A vulnerability in the Windows Common Log File System Driver allows for elevation of privilege. An attacker can exploit this flaw to gain higher privileges in the system.
- CVE-2023-28252HighActively exploited
A vulnerability in the Windows Common Log File System (CLFS) driver allows elevation of privilege. The flaw enables a local attacker to gain higher privileges on the system.
- CVE-2023-23376HighActively exploited
Windows Common Log File System Driver Elevation of Privilege Vulnerability.
- CVE-2022-24521HighActively exploited
A privilege elevation vulnerability in the Windows Common Log File System Driver. It is exploited locally by an authenticated user.
- CVE-2021-43226HighActively exploited
A vulnerability in the Windows Common Log File System (CLFS) driver allows elevation of privilege. An attacker could exploit this flaw to gain higher privileges on the system.
Original NVD description (English source)
Windows Common Log File System Driver Elevation of Privilege Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS