CVE-2021-36963
HighCVSS 7.8Exploitation Probability (EPSS)
Elevated risk59th percentile - higher than 59% of all known CVEs
Summary
Vulnerability in Windows Common Log File System Driver allows elevation of privilege. An attacker could exploit it to gain higher privileges on the system.
Risk Assessment
Risk of privilege escalation, potentially allowing an attacker to gain full control of the system and bypass security.
Recommendation
Install security updates released by Microsoft for the CLFS driver.
Other vulnerabilities in Windows Common Log File System Driver
See all- CVE-2026-85870High
Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-85868High
Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-85355High
Inclusion of functionality from untrusted control sphere in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-70233High
Heap-based buffer overflow in the Windows Common Log File System Driver. An authorized attacker can elevate privileges locally.
- 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.
Original NVD description (English source)
Windows Common Log File System Driver Elevation of Privilege Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS