HIGH KEV
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 Nov 18, 2014 ·Due Apr 15, 2022
8.8
HIGHCVSS 3.1
EPSS 87.33%
Description
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."
Affected products
No data.
OR
- n/a
- n/a
- n/a
- n/a
- n/a
- r2
- r2
- n/a
- r2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
8.8 HIGH CISA ADP
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
9.0 HIGH NVD
AV:N/AC:L/Au:S/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
Listed in CISA KEV KEV
Date Added
Mar 25, 2022
Patch Due
Apr 15, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Feb 10, 2025 · SSVC 2.0.3
87.33% 0.87335
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.87335
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (35 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 87.33% (0.87335) | 99.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 87.45% (0.87448) | 99.73th | v5 (v2026.06.15) |
| Mar 19, 2026 | 89.85% (0.89849) | 99.57th | v4 (v2025.03.14) |
| Mar 18, 2026 | 88.81% (0.88811) | 99.51th | v4 (v2025.03.14) |
| Mar 11, 2026 | 89.85% (0.89849) | 99.56th | v4 (v2025.03.14) |
| Feb 24, 2026 | 88.40% (0.88397) | 99.48th | v4 (v2025.03.14) |
| Feb 11, 2026 | 89.51% (0.89510) | 99.54th | v4 (v2025.03.14) |
| Feb 10, 2026 | 88.40% (0.88397) | 99.48th | v4 (v2025.03.14) |
| Dec 27, 2025 | 89.50% (0.89504) | 99.53th | v4 (v2025.03.14) |
| Oct 22, 2025 | 88.43% (0.88432) | 99.46th | v4 (v2025.03.14) |
| Aug 3, 2025 | 85.88% (0.85883) | 99.35th | v4 (v2025.03.14) |
| Jun 28, 2025 | 87.66% (0.87655) | 99.42th | v4 (v2025.03.14) |
| May 3, 2025 | 89.30% (0.89299) | 99.51th | v4 (v2025.03.14) |
| May 1, 2025 | 90.31% (0.90312) | 99.57th | v4 (v2025.03.14) |
| Apr 20, 2025 | 89.25% (0.89255) | 99.49th | v4 (v2025.03.14) |
| Apr 2, 2025 | 87.99% (0.87993) | 99.45th | v4 (v2025.03.14) |
| Mar 23, 2025 | 89.12% (0.89124) | 99.51th | v4 (v2025.03.14) |
| Mar 17, 2025 | 87.84% (0.87836) | 99.44th | v4 (v2025.03.14) |
| Dec 12, 2024 | 95.99% (0.95988) | 99.55th | v3 (v2023.03.01) |
| Jul 17, 2024 | 96.02% (0.96017) | 99.51th | v3 (v2023.03.01) |
| Jun 30, 2024 | 97.22% (0.97221) | 99.85th | v3 (v2023.03.01) |
| May 14, 2024 | 97.21% (0.97209) | 99.82th | v3 (v2023.03.01) |
| Apr 11, 2024 | 97.23% (0.97231) | 99.83th | v3 (v2023.03.01) |
| Apr 10, 2024 | 95.97% (0.95975) | 99.44th | v3 (v2023.03.01) |
| Dec 13, 2023 | 97.23% (0.97231) | 99.80th | v3 (v2023.03.01) |
| Oct 26, 2023 | 97.22% (0.97220) | 99.77th | v3 (v2023.03.01) |
| Sep 8, 2023 | 97.26% (0.97260) | 99.77th | v3 (v2023.03.01) |
| Jul 26, 2023 | 97.16% (0.97158) | 99.69th | v3 (v2023.03.01) |
| Jun 13, 2023 | 97.12% (0.97122) | 99.66th | v3 (v2023.03.01) |
| May 25, 2023 | 97.25% (0.97245) | 99.73th | v3 (v2023.03.01) |
| May 24, 2023 | 96.04% (0.96038) | 99.18th | v3 (v2023.03.01) |
| May 3, 2023 | 97.25% (0.97245) | 99.72th | v3 (v2023.03.01) |
| Mar 7, 2023 | 97.29% (0.97290) | 99.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 77.87% (0.77867) | 99.42th | v2 (v2022.01.01) |
| Feb 4, 2022 | 77.87% (0.77867) | 99.31th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (8)
- http://blogs.technet.com/b/srd/archive/2014/11/18/additional-information-about-cve-2014-6324.aspx x_refsource_CONFIRMNot ApplicableVendor Advisory
- http://marc.info/?l=bugtraq&m=142350249315918&w=2 vendor-advisoryx_refsource_HPMailing ListThird Party Advisory
- http://secunia.com/advisories/62556 third-party-advisoryx_refsource_SECUNIABroken Link
- http://www.securityfocus.com/bid/70958 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1031237 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- http://www.us-cert.gov/ncas/alerts/TA14-323A third-party-advisoryx_refsource_CERTThird Party AdvisoryUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-068 vendor-advisoryx_refsource_MSPatchVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-6324 government-resourceUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://blogs.technet.com/b/srd/archive/2014/11/18/additional-information-about-cve-2014-6324.aspx | x_refsource_CONFIRMNot ApplicableVendor Advisory | |
| http://marc.info/?l=bugtraq&m=142350249315918&w=2 | vendor-advisoryx_refsource_HPMailing ListThird Party Advisory | |
| http://secunia.com/advisories/62556 | third-party-advisoryx_refsource_SECUNIABroken Link | |
| http://www.securityfocus.com/bid/70958 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1031237 | vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.us-cert.gov/ncas/alerts/TA14-323A | third-party-advisoryx_refsource_CERTThird Party AdvisoryUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-068 | vendor-advisoryx_refsource_MSPatchVendor Advisory | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-6324 | government-resourceUS Government Resource |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Nov 18, 2014
Updated Oct 22, 2025
Reserved Sep 11, 2014
Link CVE-2014-6324
CISA Vulnrichment
Updated Feb 10, 2025