CVE-2022-37969
Windows Common Log File System Driver Elevation of Privilege Vulnerability
- High 7.8
- Exploited: added to CISA KEV 14 Sep 2022
- Used in ransomware campaigns
Description
Windows Common Log File System Driver Elevation of Privilege Vulnerability
Key facts
- Published
- 13 Sep 2022
- Last changed
- 10 Sep 2026
- Assigned by
- microsoft
- KEV added
- 14 Sep 2022
- KEV fix due
- 5 Oct 2022
- Used in ransomware
- Yes, according to CISA
- EPSS
- 28.483% likely to be exploited in the next 30 days, higher than 98.158% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 7.8CVSS 3.1, Highfrom the CNA (microsoft)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
What to do
- Apply updates per vendor instructions.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1809 |
|
| Microsoft | Windows 10 Version 1809 |
|
| Microsoft | Windows Server 2019 |
|
| Microsoft | Windows Server 2019 (Server Core installation) |
|
| Microsoft | Windows 10 Version 21H1 |
|
| Microsoft | Windows Server 2022 |
|
| Microsoft | Windows 10 Version 20H2 |
|
| Microsoft | Windows 11 version 21H2 |
|
| Microsoft | Windows 10 Version 21H2 |
|
| Microsoft | Windows 10 Version 1507 |
|
| Microsoft | Windows 10 Version 1607 |
|
| Microsoft | Windows Server 2016 |
|
| Microsoft | Windows Server 2016 (Server Core installation) |
|
| Microsoft | Windows 7 |
|
| Microsoft | Windows 7 Service Pack 1 |
|
| Microsoft | Windows 8.1 |
|
| Microsoft | Windows Server 2008 Service Pack 2 |
|
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) |
|
| Microsoft | Windows Server 2008 Service Pack 2 |
|
| Microsoft | Windows Server 2008 R2 Service Pack 1 |
|
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) |
|
| Microsoft | Windows Server 2012 |
|
| Microsoft | Windows Server 2012 (Server Core installation) |
|
| Microsoft | Windows Server 2012 R2 |
|
| Microsoft | Windows Server 2012 R2 (Server Core installation) |
|
Timeline
- 13 Sep 2022 Published
- 14 Sep 2022 Added to the CISA KEV catalogue