Patch
CVE-2024-49138
with vRx
Vulnerability Overview
CVE Name
CVE-2024-49138
Severity
7.8
High
CVE Description
Windows Common Log File System Driver Elevation of Privilege Vulnerability
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Script
Script Type
Remediation script
❗ CVE-2024-49138 is an elevation of privilege vulnerability in the Windows Common Log File System (CLFS) driver, potentially allowing attackers to gain unauthorized access to system resources. This vulnerability can be exploited by crafting malicious CLFS log files, enabling attackers to execute privileged actions within the operating system. Systems running the CLFS driver without proper updates are at risk, making detection and mitigation crucial.
ℹ️ This mitigation script performs the following steps:
Adjust CLFS Service Permissions:
This ensures that the script is able to disable the CLFS Driver.
Disable the CLFS Driver:
Modifies the registry at HKLM:\SYSTEM\CurrentControlSet\Services\clfs to disable the CLFS driver by setting its startup type to 4 (disabled).
Prevents the driver from loading on system boot, effectively mitigating the vulnerability.
✅ By running this mitigation script, you can significantly reduce the risk associated with CVE-2024-49138. Be sure to restart the system after executing the script to apply the changes.
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Affected OS & Apps
Windows Server 2025
by
Microsoft
Windows 11 24H2
by
Microsoft
Windows Server 2022 23H2
by
Microsoft
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4.8
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