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CVE-2025-24983

Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability

Exploited in the wild. In CISA KEV since 2025‑03‑11. Fixed versions are out.

CVSS 3.17.0HighEPSS percentile72nd1.4% chance in 30 daysCISA KEVListedsince 2025-03-11, due 2025-04-01
No public exploit knownFix5 products6 fixed builds listed below

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Microsoft Windows 10 Version 1507Affected: ≥ 10.0.10240.0, < 10.0.10240.20947Upgrade to: 10.0.10240.20947Affected: ≥ 10.0.14393.0, < 10.0.14393.7876Upgrade to: 10.0.14393.7876Stated by: CVE record
  • Microsoft Windows Server 2008 R2 Service Pack 1Affected: ≥ 6.1.7601.0, < 6.1.7601.27618Upgrade to: 6.1.7601.27618Stated by: CVE record
  • Microsoft Windows Server 2008 Service Pack 2Affected: ≥ 6.0.6003.0, < 6.0.6003.23168Upgrade to: 6.0.6003.23168Stated by: CVE record
  • Microsoft Windows Server 2012Affected: ≥ 6.2.9200.0, < 6.2.9200.25368Upgrade to: 6.2.9200.25368Stated by: CVE record
  • Microsoft Windows Server 2012 R2Affected: ≥ 6.3.9600.0, < 6.3.9600.22470Upgrade to: 6.3.9600.22470Stated by: CVE record

Versions as the sources state them. 1 more product has version data. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

Coverage timeline

0 publishers

  1. Added to CISA KEV catalog

    ·CISA KEV

Sourced from public security reporting — each date is when it was published, not when it happened. 1 further article named this CVE in wider roundups without reporting it as a distinct event.

What it is

From the CVE record

Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS72nd
CISA KEV
CISA KEV

Listed as exploited in the wild since 2025-03-11.

US federal agencies must remediate by 2025-04-01.

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

No public exploit or proof of concept found in the sources we track.

EPSS

1.4% chance of exploitation activity in the next 30 days, which ranks it in the 72nd percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Attention now

Rising.

Lifecycle

7 events over 471 days, from the signal feeds we watch.

  1. OpenVAS check added
  2. Patch availablerecord updated
  3. Added to CISA KEVpublished, weakness classified, att&ck mapped

Affected products

And 23 more affected products. See all after sign-in

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Scored 7.0 by NVD.

How it is reached

  • Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
  • Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
  • Privileges Required LowRequires basic user-level privileges
  • User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality HighTotal information disclosure — all data in the component is compromised
  • Integrity HighTotal loss of integrity — attacker can modify any data in the component
  • Availability HighTotal denial of service — the component is completely unavailable

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

In the news

Watch the software you run.

My Stack ranks new CVEs for your products by real-world exploitation, so the next exploited one reaches you without reading every advisory.

We'll flag the next CVE, public exploit or patch for Windows 10 Version 1507, not every advisory. This one: actively exploited.