CVE-2025-29824

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.139 · 97 %ileexploit · PoCDEEUNLRUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 4 exploits · PoC

Likely / severe?

13.9% (97th) EPSS

CVSS 7.8 · high

Is it mine?

198 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

added 2025-04-08remediate by 2025-04-29

required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

EPSS · scored 2026-10-22

Microsoft Windows Common Log File System (CLFS) Driver Use-After-Free Vulnerability

Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedWindows 10 Version 1607 for 32-bit Systemsmsrc_csaf
10.0.14393.7969:Security Update:https://support.microsoft.com/help/5055521
https://support.microsoft.com/help/5055521
FixedWindows 10 Version 1607 for x64-based Systemsmsrc_csaf
10.0.14393.7969:Security Update:https://support.microsoft.com/help/5055521
https://support.microsoft.com/help/5055521
FixedWindows 10 Version 1809 for 32-bit Systemsmsrc_csaf
10.0.17763.7136:Security Update:https://support.microsoft.com/help/5055519
https://support.microsoft.com/help/5055519
FixedWindows 10 Version 1809 for x64-based Systemsmsrc_csaf
10.0.17763.7136:Security Update:https://support.microsoft.com/help/5055519
https://support.microsoft.com/help/5055519
FixedWindows 10 Version 21H2 for 32-bit Systemsmsrc_csaf
10.0.19044.5737:Security Update:https://support.microsoft.com/help/5055518
https://support.microsoft.com/help/5055518
FixedWindows 10 Version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.19044.5737:Security Update:https://support.microsoft.com/help/5055518
https://support.microsoft.com/help/5055518
FixedWindows 10 Version 21H2 for x64-based Systemsmsrc_csaf
10.0.19044.5737:Security Update:https://support.microsoft.com/help/5055518
https://support.microsoft.com/help/5055518
FixedWindows 10 Version 22H2 for 32-bit Systemsmsrc_csaf
10.0.19045.5737:Security Update:https://support.microsoft.com/help/5055518
https://support.microsoft.com/help/5055518
FixedWindows 10 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.19045.5737:Security Update:https://support.microsoft.com/help/5055518
https://support.microsoft.com/help/5055518
FixedWindows 10 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.19045.5737:Security Update:https://support.microsoft.com/help/5055518
https://support.microsoft.com/help/5055518
FixedWindows 10 for 32-bit Systemsmsrc_csaf
10.0.10240.20978:Security Update:https://support.microsoft.com/help/5055547
https://support.microsoft.com/help/5055547
FixedWindows 10 for x64-based Systemsmsrc_csaf
10.0.10240.20978:Security Update:https://support.microsoft.com/help/5055547
https://support.microsoft.com/help/5055547
FixedWindows 11 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.22621.5189:Security Update:https://support.microsoft.com/help/5055528
https://support.microsoft.com/help/5055528
FixedWindows 11 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.22621.5189:Security Update:https://support.microsoft.com/help/5055528
https://support.microsoft.com/help/5055528
FixedWindows 11 Version 23H2 for ARM64-based Systemsmsrc_csaf
10.0.22631.5189:Security Update:https://support.microsoft.com/help/5055528
https://support.microsoft.com/help/5055528
FixedWindows 11 Version 23H2 for x64-based Systemsmsrc_csaf
10.0.22631.5189:Security Update:https://support.microsoft.com/help/5055528
https://support.microsoft.com/help/5055528
FixedWindows 11 Version 24H2 for ARM64-based Systemsmsrc_csaf
10.0.26100.3775:Security Update:https://support.microsoft.com/help/5055523
https://support.microsoft.com/help/5055523
FixedWindows 11 Version 24H2 for x64-based Systemsmsrc_csaf
10.0.26100.3775:Security Update:https://support.microsoft.com/help/5055523
https://support.microsoft.com/help/5055523
FixedWindows Server 2008 R2 for x64-based Systems Service Pack 1msrc_csaf
6.1.7601.27670:Monthly Rollup:https://support.microsoft.com/help/5055561
https://support.microsoft.com/help/5055561
FixedWindows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)msrc_csaf
6.1.7601.27670:Monthly Rollup:https://support.microsoft.com/help/5055561
https://support.microsoft.com/help/5055561
FixedWindows Server 2008 for 32-bit Systems Service Pack 2msrc_csaf
6.0.6003.23220:Security Only:https://support.microsoft.com/help/5055596
https://support.microsoft.com/help/5055596
FixedWindows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.23220:Security Only:https://support.microsoft.com/help/5055596
https://support.microsoft.com/help/5055596
FixedWindows Server 2008 for x64-based Systems Service Pack 2msrc_csaf
6.0.6003.23220:Security Only:https://support.microsoft.com/help/5055596
https://support.microsoft.com/help/5055596
FixedWindows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.23220:Security Only:https://support.microsoft.com/help/5055596
https://support.microsoft.com/help/5055596
FixedWindows Server 2012msrc_csaf
6.2.9200.25423:Monthly Rollup:https://support.microsoft.com/help/5055581
https://support.microsoft.com/help/5055581
FixedWindows Server 2012 (Server Core installation)msrc_csaf
6.2.9200.25423:Monthly Rollup:https://support.microsoft.com/help/5055581
https://support.microsoft.com/help/5055581
FixedWindows Server 2012 R2msrc_csaf
6.3.9600.22523:Monthly Rollup:https://support.microsoft.com/help/5055557
https://support.microsoft.com/help/5055557
FixedWindows Server 2012 R2 (Server Core installation)msrc_csaf
6.3.9600.22523:Monthly Rollup:https://support.microsoft.com/help/5055557
https://support.microsoft.com/help/5055557
FixedWindows Server 2016msrc_csaf
10.0.14393.7969:Security Update:https://support.microsoft.com/help/5055521
https://support.microsoft.com/help/5055521
FixedWindows Server 2016 (Server Core installation)msrc_csaf
10.0.14393.7969:Security Update:https://support.microsoft.com/help/5055521
https://support.microsoft.com/help/5055521
FixedWindows Server 2019msrc_csaf
10.0.17763.7136:Security Update:https://support.microsoft.com/help/5055519
https://support.microsoft.com/help/5055519
FixedWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.7136:Security Update:https://support.microsoft.com/help/5055519
https://support.microsoft.com/help/5055519
FixedWindows Server 2022msrc_csaf
10.0.20348.3453:Security Update:https://support.microsoft.com/help/5055526
https://support.microsoft.com/help/5055526
FixedWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.3453:Security Update:https://support.microsoft.com/help/5055526
https://support.microsoft.com/help/5055526
FixedWindows Server 2022, 23H2 Edition (Server Core installation)msrc_csaf
10.0.25398.1551:Security Update:https://support.microsoft.com/help/5055527
https://support.microsoft.com/help/5055527
FixedWindows Server 2025msrc_csaf
10.0.26100.3775:Security Update:https://support.microsoft.com/help/5055523
https://support.microsoft.com/help/5055523
FixedWindows Server 2025 (Server Core installation)msrc_csaf
10.0.26100.3775:Security Update:https://support.microsoft.com/help/5055523
https://support.microsoft.com/help/5055523

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:Csecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 1.8 · impact 5.9

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:Csecondary · NCSC-NL NL

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USCWE-416USCWE-416USCWE-416US

exploits (4)

Public proof-of-concept and weaponised exploit code.

AfanPan/CVE-2025-29824-ExploitUse after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.PoC · poc_in_github
encrypter15/CVE-2025-29824encrypter15/CVE-2025-29824PoC · poc_in_github
uname1able/CVE-2025-29824uname1able/CVE-2025-29824PoC · poc_in_github
zmkeh/CVE-2025-29824-CLFS-Local-privilege-escalationnotePoC · poc_in_github

affected products (198)

Products and version ranges known to be affected.

Hitachi Network Attached Storageall versionscert_bundDEcpe:/h:hitachi:virtual_storage_platform:-
Microsoft Windows 10all versionscert_bundDEcpe:/o:microsoft:windows_10:-
Microsoft Windows 10 Version 1607all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1607
Microsoft Windows 10 Version 1809all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1809
Microsoft Windows 10 Version 21H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_21h2
Microsoft Windows 10 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_22h2
Microsoft Windows 11 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_22h2
Microsoft Windows 11 Version 23H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_23h2
Microsoft Windows 11 Version 24H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_24h2
Microsoft Windows Admin Centerall versionscert_bundDEcpe:/o:microsoft:windows:admin_center
Microsoft Windows App Client for Desktopall versionscert_bundDEcpe:/o:microsoft:windows:app_client_for_desktop
Microsoft Windows Remote Desktop Clientall versionscert_bundDEcpe:/o:microsoft:windows:remote_desktop_client_for_desktop
Microsoft Windows Server 2008 R2 SP1all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_r2_sp1
Microsoft Windows Server 2008 SP2all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_sp2
Microsoft Windows Server 2012all versionscert_bundDEcpe:/o:microsoft:windows_server_2012:-
Microsoft Windows Server 2012 R2all versionscert_bundDEcpe:/o:microsoft:windows_server_2012_r2:-
Microsoft Windows Server 2016all versionscert_bundDEcpe:/o:microsoft:windows_server_2016:-
Microsoft Windows Server 2019all versionscert_bundDEcpe:/o:microsoft:windows_server_2019:-
Microsoft Windows Server 2022all versionscert_bundDEcpe:/o:microsoft:windows_server_2022:-
Microsoft Windows Server 2022 23H2 Editionall versionscert_bundDEcpe:/o:microsoft:windows_server_2022:23h2_edition

showing 20 of 198

advisories (4)

Vendor and ecosystem advisories describing this.

NCSC-2025-0112Kwetsbaarheden verholpen in Microsoft WindowsNL2025-04-08csaf · ncsc_nlNL
Microsoft heeft kwetsbaarheden verholpen in Windows.
WID-SEC-W-2025-0744Microsoft Windows: Mehrere SchwachstellenDeutsch2025-04-08csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Microsoft Windows Server, Microsoft Windows Server 2012, Microsoft Windows Server 2012 R2, Microsoft Windows 10, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows, Microsoft Windows Server 2022 und Microsoft Windows 11 ausnutzen, um seine Privilegien zu erhöhen, beliebigen Code auszuführen, vertrauliche Informationen preiszugeben, Sicherheitsmaßnahmen zu umgehen, einen Spoofing-Angriff durchzuführen und eine Denial-of-Service-Situation herbeizuführen.
WID-SEC-W-2025-1035Xerox FreeFlow Print Server: Mehrere SchwachstellenDeutsch2025-05-13csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Xerox FreeFlow Print Server ausnutzen, um beliebigen Code auszuführen, erhöhte Rechte zu erlangen, einen Denial-of-Service-Zustand herbeizuführen, vertrauliche Informationen preiszugeben oder andere nicht spezifizierte Angriffe durchzuführen.
msrc_CVE-2025-29824Windows Common Log File System Driver Elevation of Privilege Vulnerability2025-04-08csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund ncsc_nl msrc_csaf NVD CVE.org MITRE

published 2025-04-08modified 2026-06-17

references (7)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

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