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Vulnerabilities

Vulnerability · CVE-2025-24063

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

Published May 13, 2025 · catalog updated Feb 13, 2026 · Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)

Check this week

CVE-2025-24063 is not in CISA KEV. FIRST estimates a 72.00% chance of exploitation in the next 30 days. Check whether you run Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation).

Severity
High7.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
72.00%
Remediation
Version ranges on file
Affected products
vendor Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 <6.1.7601.27729

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 <6.1.7601.277296.1.7601.0 <6.1.7601.27729

How to fix CVE-2025-24063

  • Recommended remediation

    Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-24063 is not in CISA KEV. FIRST estimates a 72.00% chance of exploitation in the next 30 days. Check whether you run Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation).

Which versions are affected?

Compare what you have installed with Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 <6.1.7601.27729 6.1.7601.0 <6.1.7601.27729. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 72.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 13, 2025 · EUVD

    Detected

    Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

  2. Feb 13, 2026 · EUVD

    Updated

    Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

Sources

  • EUVDVulnerability recordEUVD-2025-14406

    Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.