The Key Distribution Center (KDC) in Kerberos in Microsoft Windows 2000 SP4, Server 2003 SP2, and Server 2008 Gold and SP2, when a trust relationship with a non-Windows Kerberos realm exists, allows remote authenticated users to cause a denial of service (NULL pointer dereference and domain controller outage) via a crafted Ticket Granting Ticket (TGT) renewal request, aka "Kerberos Null Pointer Dereference Vulnerability."
Published Feb 10, 2010
6.3
MEDIUMCVSS 2.0
EPSS 16.35%
Description
The Key Distribution Center (KDC) in Kerberos in Microsoft Windows 2000 SP4, Server 2003 SP2, and Server 2008 Gold and SP2, when a trust relationship with a non-Windows Kerberos realm exists, allows remote authenticated users to cause a denial of service (NULL pointer dereference and domain controller outage) via a crafted Ticket Granting Ticket (TGT) renewal request, aka "Kerberos Null Pointer Dereference Vulnerability."
Affected products
No data.
- n/a
- n/a
- n/a
- n/a
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.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:S/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (28 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 16.35% (0.16349) | 96.87th | v5 (v2026.06.15) |
| Jul 21, 2026 | 16.35% (0.16349) | 96.62th | v5 (v2026.06.15) |
| Jun 15, 2026 | 17.43% (0.17432) | 96.73th | v5 (v2026.06.15) |
| Jun 14, 2026 | 36.24% (0.36243) | 97.22th | v4 (v2025.03.14) |
| Jun 12, 2026 | 40.09% (0.40087) | 97.44th | v4 (v2025.03.14) |
| Jun 11, 2026 | 36.24% (0.36243) | 97.21th | v4 (v2025.03.14) |
| Jun 9, 2026 | 40.09% (0.40087) | 97.42th | v4 (v2025.03.14) |
| Jun 7, 2026 | 36.24% (0.36243) | 97.20th | v4 (v2025.03.14) |
| Dec 28, 2025 | 40.09% (0.40087) | 97.18th | v4 (v2025.03.14) |
| Dec 27, 2025 | 36.24% (0.36243) | 96.98th | v4 (v2025.03.14) |
| Oct 29, 2025 | 40.09% (0.40087) | 97.15th | v4 (v2025.03.14) |
| Oct 28, 2025 | 53.13% (0.53127) | 97.82th | v4 (v2025.03.14) |
| Oct 27, 2025 | 49.28% (0.49276) | 97.65th | v4 (v2025.03.14) |
| Oct 23, 2025 | 53.13% (0.53127) | 97.81th | v4 (v2025.03.14) |
| Oct 1, 2025 | 47.58% (0.47582) | 97.64th | v4 (v2025.03.14) |
| Mar 30, 2025 | 49.28% (0.49276) | 97.55th | v4 (v2025.03.14) |
| Mar 29, 2025 | 40.95% (0.40947) | 96.08th | v4 (v2025.03.14) |
| Mar 17, 2025 | 49.71% (0.49707) | 97.54th | v4 (v2025.03.14) |
| Dec 17, 2024 | 4.77% (0.04767) | 92.58th | v3 (v2023.03.01) |
| Mar 30, 2024 | 1.23% (0.01231) | 85.14th | v3 (v2023.03.01) |
| Apr 13, 2023 | 1.24% (0.01240) | 83.39th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.86% (0.00860) | 79.76th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.63% (0.08627) | 93.94th | v2 (v2022.01.01) |
| Jan 5, 2023 | 8.63% (0.08627) | 93.62th | v2 (v2022.01.01) |
| Jun 19, 2022 | 10.18% (0.10184) | 94.22th | v2 (v2022.01.01) |
| Apr 11, 2022 | 11.34% (0.11345) | 94.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 15.48% (0.15482) | 95.63th | v2 (v2022.01.01) |
| Feb 4, 2022 | 15.48% (0.15482) | 92.53th | v2 (v2022.01.01) |
No CWE recorded.
References (3)
- http://www.us-cert.gov/cas/techalerts/TA10-040A.html third-party-advisoryx_refsource_CERTUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-014 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8428 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://www.us-cert.gov/cas/techalerts/TA10-040A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-014 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8428 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.