Exploited vulnerability
CVE-2021-36955
TLP:CLEAR
Microsoft Windows Common Log File System (CLFS) Driver Privilege Escalation Vulnerability
Microsoft Windows Common Log File System (CLFS) driver contains an unspecified vulnerability that allows for privilege escalation.
Facts
- Vendor: Microsoft
- Product: Windows
- CVSS: 7.8
- EPSS (probability of exploitation within 30 days): 4.1 %
- On CISA's Known Exploited Vulnerabilities list since: 3 November 2021
- First known exploitation: 3 November 2021
- Used in ransomware campaigns (per CISA): Yes
- CISA's deadline for US federal agencies: 17 November 2021
- First seen by Risk Letters: 3 November 2021
Members see which Nordic sectors the flaw hits, and what to do about it.
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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD