CVE-2024-49138: Microsoft Windows Common Log File System (CLFS) Driver Heap-Based Buffer Overflow Vulnerability

Published Dec 10, 2024
·
Updated

Microsoft Windows Common Log File System (CLFS) driver contains a heap-based buffer overflow vulnerability that allows a local attacker to escalate privileges.

Other sources

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Microsoft

Affected Software

103 affected componentsFixes available
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2025
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2025
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows Server 2012
Microsoft Windows Server 2012
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Microsoft Windows 11=22H2
Microsoft Windows 11=22H2
Microsoft Windows 11=24H2
Microsoft Windows 11=24H2
Microsoft Windows 11=23H2
Microsoft Windows 11=23H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10
Microsoft Windows 10
Microsoft Windows
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008 R2
Microsoft Windows 10 1507<10.0.10240.20857
Microsoft Windows 10 1507<10.0.10240.20857
Microsoft Windows 10 1607<10.0.14393.7606
Microsoft Windows 10 1607<10.0.14393.7606
Microsoft Windows 10 1809<10.0.17763.6659
Microsoft Windows 10 1809<10.0.17763.6659
Microsoft Windows 10 21h2<10.0.19044.5247
Microsoft Windows 10 21h2<10.0.19044.5247
Microsoft Windows 10 21h2<10.0.19044.5247
Microsoft Windows 10 22h2<10.0.19045.5247
Microsoft Windows 10 22h2<10.0.19045.5247
Microsoft Windows 10 22h2<10.0.19045.5247
Microsoft Windows 11 22h2<10.0.22621.4602
Microsoft Windows 11 22h2<10.0.22621.4602
Microsoft Windows 11 23h2<10.0.22631.4602
Microsoft Windows 11 23h2<10.0.22631.4602
Microsoft Windows 11 24h2<10.0.26100.2605
Microsoft Windows 11 24h2<10.0.26100.2605
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.7606
Microsoft Windows Server 2019<10.0.17763.6659
Microsoft Windows Server 2022<10.0.20348.2966
Microsoft Windows Server 2022 23h2<10.0.25398.1308
Microsoft Windows Server 2025<10.0.26100.2605
Microsoft Windows 10=21H2
10.0.19044.5247
Microsoft Windows 11=22H2
10.0.22621.4602
Microsoft Windows Server 2022<10.0.20348.2966, <10.0.20348.2908
10.0.20348.296610.0.20348.2908
Microsoft Windows 11=22H2
10.0.22621.4602
Microsoft Windows 10=21H2
10.0.19044.5247
Microsoft Windows Server 2022<10.0.20348.2966, <10.0.20348.2908
10.0.20348.296610.0.20348.2908
Microsoft Windows 10=21H2
10.0.19044.5247
Microsoft Windows Server 2012 R2<6.3.9600.22318
6.3.9600.22318
Microsoft Windows Server 2012 R2<6.3.9600.22318
6.3.9600.22318
Microsoft Windows Server 2012<6.2.9200.25222
6.2.9200.25222
Microsoft Windows Server 2012<6.2.9200.25222
6.2.9200.25222
Microsoft Windows Server 2008 R2<6.1.7601.27467
6.1.7601.27467
Microsoft Windows Server 2008<6.0.6003.23016
6.0.6003.23016
Microsoft Windows Server 2008 R2<6.1.7601.27467
6.1.7601.27467
Microsoft Windows Server 2008<6.0.6003.23016
6.0.6003.23016
Microsoft Windows Server 2016<10.0.14393.7606
10.0.14393.7606
Microsoft Windows Server 2008<6.0.6003.23016
6.0.6003.23016
Microsoft Windows Server 2008<6.0.6003.23016
6.0.6003.23016
Microsoft Windows 10=1607
10.0.14393.7606
Microsoft Windows Server 2016<10.0.14393.7606
10.0.14393.7606
Microsoft Windows 10=1607
10.0.14393.7606
Microsoft Windows 11=24H2
10.0.26100.260510.0.26100.2528
Microsoft Windows 10<10.0.10240.20857
10.0.10240.20857
Microsoft Windows 11=24H2
10.0.26100.260510.0.26100.2528
Microsoft Windows 10<10.0.10240.20857
10.0.10240.20857
Microsoft Windows 11=23H2
10.0.22631.4602
Microsoft Windows Server 2022, 23H2 Edition<10.0.25398.1308
10.0.25398.1308
Microsoft Windows Server 2025<10.0.26100.2605, <10.0.26100.2528
10.0.26100.260510.0.26100.2528
Microsoft Windows 11=23H2
10.0.22631.4602
Microsoft Windows Server 2025<10.0.26100.2605, <10.0.26100.2528
10.0.26100.260510.0.26100.2528
Microsoft Windows 10=22H2
10.0.19045.5247
Microsoft Windows 10=22H2
10.0.19045.5247
Microsoft Windows 10=22H2
10.0.19045.5247
Microsoft Windows Server 2019<10.0.17763.6659
10.0.17763.6659
Microsoft Windows 10=1809
10.0.17763.6659
Microsoft Windows Server 2019<10.0.17763.6659
10.0.17763.6659
Microsoft Windows 10=1809
10.0.17763.6659

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19044.5247Patch KB5048652
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.22621.4602Patch KB5048685
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.20348.2966Fixed in 10.0.20348.2908Patch KB5048800
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 6.3.9600.22318Patch KB5048735
  5. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 6.2.9200.25222Patch KB5048699
  6. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 6.1.7601.27467Patch KB5048676
  7. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 6.0.6003.23016Patch KB5048744
  8. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.14393.7606Patch KB5048671
  9. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.10240.20857Patch KB5048703
  10. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.26100.2605Fixed in 10.0.26100.2528Patch KB5048794
  11. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.22631.4602Patch KB5048685
  12. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.25398.1308Patch KB5048653
  13. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19045.5247Patch KB5048652
  14. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.17763.6659Patch KB5048661

Event History

Dec 10, 2024
CVE Published
via CISA·12:00 AM
Known Exploited
via CISA·12:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Description
CVE Published
via MITRE·05:49 PM
Data Sourced
via MITRE·05:49 PM
DescriptionSeverity
News Published
08:48 PM
Dec 12, 2024
Data Sourced
via NVD·02:04 AM
RemedyDescriptionSeverityWeaknessAffected Software
Apr 22, 2025
Exploit Published
12:00 AM
Sep 10, 2025
News Published
via The Register·03:31 AM
News Published
via The Register·03:36 AM
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Frequently Asked Questions

1

What is the severity of CVE-2024-49138?

CVE-2024-49138 is classified as a Critical vulnerability due to its potential to allow a local attacker to escalate privileges.

2

How do I fix CVE-2024-49138?

To mitigate CVE-2024-49138, apply the patches provided by Microsoft for your specific version of Windows.

3

What versions of Windows are affected by CVE-2024-49138?

CVE-2024-49138 affects multiple versions of Windows, including Windows 10, Windows 11, and various Windows Server editions.

4

Can CVE-2024-49138 be exploited remotely?

No, CVE-2024-49138 requires local access to the system for exploitation to escalate privileges.

5

What type of vulnerability is CVE-2024-49138?

CVE-2024-49138 is a heap-based buffer overflow vulnerability specifically found in the Microsoft Windows Common Log File System driver.

Contact

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