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CVE-2024-49090: Windows Common Log File System Driver Privilege Escalation Risk

CVE-2024-49090 · published 1 year ago

Summary

A security issue in the Windows Common Log File System Driver could allow an attacker to gain elevated privileges on a Windows system. This could potentially allow the attacker to access sensitive data or make unauthorized changes to the system. Windows administrators should update their systems with the latest security patches to prevent this vulnerability.

What to do

Update microsoft windows_10_1507 to version 10.0.10240.20857 or later.
Update microsoft windows_10_1607 to version 10.0.14393.7606 or later.
Update microsoft windows_10_1809 to version 10.0.17763.6659 or later.
Update microsoft windows_10_21h2 to version 10.0.19044.5247 or later.
Update microsoft windows_10_22h2 to version 10.0.19045.5247 or later.
Update microsoft windows_11_22h2 to version 10.0.22621.4602 or later.
Update microsoft windows_11_23h2 to version 10.0.22631.4602 or later.
Update microsoft windows_11_24h2 to version 10.0.26100.2605 or later.
Update microsoft windows_server_2016 to version 10.0.14393.7606 or later.
Update microsoft windows_server_2019 to version 10.0.17763.6659 or later.
Update microsoft windows_server_2022 to version 10.0.20348.2966 or later.
Update microsoft windows_server_2022_23h2 to version 10.0.25398.1308 or later.
Update microsoft windows_server_2025 to version 10.0.26100.2605 or later.

Affected software

Vendor	Product	Affected versions
microsoft	windows_10_1507	< 10.0.10240.20857 `cpe:2.3:o:microsoft:windows_10_1507:::::::x64:*`
microsoft	windows_10_1607	< 10.0.14393.7606 `cpe:2.3:o:microsoft:windows_10_1607:::::::x64:*`
microsoft	windows_10_1809	< 10.0.17763.6659 `cpe:2.3:o:microsoft:windows_10_1809:::::::x64:*`
microsoft	windows_10_21h2	< 10.0.19044.5247 `cpe:2.3:o:microsoft:windows_10_21h2::::::::`
microsoft	windows_10_22h2	< 10.0.19045.5247 `cpe:2.3:o:microsoft:windows_10_22h2::::::::`
microsoft	windows_11_22h2	< 10.0.22621.4602 `cpe:2.3:o:microsoft:windows_11_22h2::::::::`
microsoft	windows_11_23h2	< 10.0.22631.4602 `cpe:2.3:o:microsoft:windows_11_23h2::::::::`
microsoft	windows_11_24h2	< 10.0.26100.2605 `cpe:2.3:o:microsoft:windows_11_24h2::::::::`
microsoft	windows_server_2008	r2 `cpe:2.3:o:microsoft:windows_server_2008:-:sp2::::::`
microsoft	windows_server_2012	r2 `cpe:2.3:o:microsoft:windows_server_2012:-:::::::*`
microsoft	windows_server_2016	< 10.0.14393.7606 `cpe:2.3:o:microsoft:windows_server_2016::::::::`
microsoft	windows_server_2019	< 10.0.17763.6659 `cpe:2.3:o:microsoft:windows_server_2019::::::::`
microsoft	windows_server_2022	< 10.0.20348.2966 `cpe:2.3:o:microsoft:windows_server_2022::::::::`
microsoft	windows_server_2022_23h2	< 10.0.25398.1308 `cpe:2.3:o:microsoft:windows_server_2022_23h2::::::::`
microsoft	windows_server_2025	< 10.0.26100.2605 `cpe:2.3:o:microsoft:windows_server_2025::::::::`

Original advisory text

Windows Common Log File System Driver Elevation of Privilege Vulnerability

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49090 Vendor Advisory

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker full control

Severity

7.8 High

Exploitation

1% chance of attack within 30 days

Type

CWE-822Untrusted Pointer Dereference

Timeline

Published12 Dec 2024

Updated4 Nov 2026

First seen7 Mar 2026

Sources

CVE-2024-49090 · NVD

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