What is CVE-2014-6324?

CVE-2014-6324 is a high-severity vulnerability in Microsoft Windows 7. CVSS score: 8.8/10. Published 2014-11-18.

How severe is CVE-2014-6324?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2014-6324 known to be exploited?

Yes. CVE-2014-6324 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 47 public proof-of-concept repositories are indexed.

Vulnerability in Microsoft Windows 7

CVE-2014-6324

The Kerberos Key Distribution Center (KDC) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, and Windows Server 2012 Gold and R2 allows remote authenticated domain users to obtain domain administrator privileges via a forged signature in a ticket, as exploited in the wild in November 2014, aka "Kerberos Checksum Vulnerability."

Published 2014-11-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.873 (99.8th percentile), scored 2026-10-15.

High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.873 · newest: 0.873 · change: 0.000

Affected products

Microsoft Windows 7
Microsoft Windows 8
Microsoft Windows 8.1
Microsoft Windows Server 2003
Microsoft Windows Server 2008 — versions r2
Microsoft Windows Server 2012 — versions r2

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-03-25. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-04-15.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

www.securitytracker.com/id/1031237 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
marc.info/ (vendor-advisory, Mailing List, Third Party Advisory)
blogs.technet.com/b/srd/archive/2014/11/18/additional-information-about-cve-201… (Not Applicable, Vendor Advisory)
www.securityfocus.com/bid/70958 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-068 (vendor-advisory, Patch, Vendor Advisory)
www.us-cert.gov/ncas/alerts/TA14-323A (US Government Resource, Third Party Advisory, third-party-advisory)
secunia.com/advisories/62556 (Broken Link, third-party-advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2014-6324?: CVE-2014-6324 is a high-severity vulnerability in Microsoft Windows 7. CVSS score: 8.8/10. Published 2014-11-18.
How severe is CVE-2014-6324?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2014-6324 known to be exploited?: Yes. CVE-2014-6324 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25), indicating it is being actively exploited. 47 public proof-of-concept repositories are indexed.