Windows Common Log File System Driver Elevation of Privilege Vulnerability

CVE-2024-49138 is an elevation of privilege vulnerability in Windows Common Log File System Driver (rated Important, CVSS 7.8). Microsoft reports that it is being exploited.

Exploited1 version

Facts

Microsoft id
CVE-2024-49138
Status
Exploited
Products
Windows Common Log File System Driver
Severity
Important
Impact
Elevation of Privilege
CVSS
7.8
CVSS vector
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
Exploited
Yes
Publicly disclosed
Yes
Exploitability
Exploitation Detected
Customer action required
Yes
Release
2024-Dec
Assigned by
Microsoft
Weakness
CWE-122: Heap-based Buffer Overflow
MSRC revision
1.0
First captured by us
(from our first import of this list)
Microsoft last modified
Source
Security updates · open the original at Microsoft

Microsoft's revision notes

  1. Revision 1.0, 2024-12-10: Information published.

Microsoft says

What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

Security updates,

Read Microsoft's full post

What Microsoft changed

One version so far. If Microsoft edits it, each change shows here with what was removed and added.

  1. First version we captured ·

    As first seen: Exploited
    Status
    Exploited

    Seen by us · Microsoft's timestamp · Microsoft's page