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Fencer Vulns
high 7.8

CVE-2025-24993 kev in the critical feed json

Windows NTFS Remote Code Execution Vulnerability

published 2025-03-11 19 mo ago modified 2026-09-24 45 d ago also EUVD-2025-6318

cvss
7.8
version 3.1, CNA
cisa kev
Exploited
added 2025-03-11
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.

Patch / fix

cisa 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.

  • Microsoft Windows 10 Version 1507 10.0.10240.20947
  • Microsoft Windows 10 Version 1607 10.0.14393.7876
  • Microsoft Windows 10 Version 1809 10.0.17763.7009
  • Microsoft Windows 10 Version 21H2 10.0.19044.5608
  • Microsoft Windows 10 Version 22H2 10.0.19045.5608
  • Microsoft Windows 11 version 22H2 10.0.22621.5039
  • Microsoft Windows 11 version 22H3 10.0.22631.5039
  • Microsoft Windows 11 Version 23H2 10.0.22631.5039
  • Microsoft Windows 11 Version 24H2 10.0.26100.3476
  • Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.27618
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.27618
  • Microsoft Windows Server 2008 Service Pack 2 6.0.6003.23168
  • Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.23168
  • Microsoft Windows Server 2012 6.2.9200.25368
  • Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.25368
  • Microsoft Windows Server 2012 R2 6.3.9600.22470
  • Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.22470
  • Microsoft Windows Server 2016 10.0.14393.7876
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.7876
  • Microsoft Windows Server 2019 10.0.17763.7009
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.7009
  • Microsoft Windows Server 2022 10.0.20348.3328
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1486
  • Microsoft Windows Server 2025 10.0.26100.3476
  • Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.3476

Timeline

  1. 0-day patched (Project Zero)
  2. Added to CISA KEV
  3. Published
  4. CISA SSVC: exploitation active
  5. CISA patch deadline

Known exploited

Added
19 mo ago
Patch by
2025-04-01 (19 mo ago)
Ransomware
Not known
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.
Vendor, product
Microsoft, Windows
CISA name
Microsoft Windows NTFS Heap-Based Buffer Overflow Vulnerability

Zero-day

Detected in real attacks while still unknown to the vendor and the public, per Google Project Zero's 0day In-the-Wild tracker.

Patched
2025-03-11
Details
project zero tracker

ATT&CK techniques

How it is exploited and what it leads to, in MITRE ATT&CK terms.

  • T1068 Exploitation for Privilege Escalation exploitation
  • T1203 Exploitation for Client Execution exploitation
  • T1204 User Execution exploitation
  • T1055 Process Injection primary impact
  • T1565 Data Manipulation secondary impact

kev release 2025-07-28, att&ck v16.1. KEV to ATT&CK mappings by the MITRE Center for Threat-Informed Defense (Mappings Explorer, Apache-2.0). © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. Terms of use

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
19 mo ago

Exploit prediction

2.22% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Microsoft Windows 10 Version 1507
  • Microsoft Windows 10 Version 1607
  • Microsoft Windows 10 Version 1809
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 10 Version 22H2
  • Microsoft Windows 11 version 22H2
  • Microsoft Windows 11 version 22H3
  • Microsoft Windows 11 Version 23H2
  • Microsoft Windows 11 Version 24H2
  • Microsoft Windows Server 2008 R2 Service Pack 1
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
  • Microsoft Windows Server 2008 Service Pack 2
  • Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 (Server Core installation)
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2012 R2 (Server Core installation)
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows Server 2022
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
  • Microsoft Windows Server 2025
  • Microsoft Windows Server 2025 (Server Core installation)

Classification

Weakness
  • CWE-122 Heap-based Buffer Overflow

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.