Home/CVE/An unspecified third-party database module for the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.10.x all
CVE

CVE-2013-6800

An unspecified third-party database module for the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.10.x all

An unspecified third-party database module for the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.10.x allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request, a different vulnerability than CVE-2013-1418.

MEDIUM · CVSS 4 EPSS 0.00996
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules8 YARA rules0
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Affected Products & Versions

2
mit kerberosall versions
mit kerberos 5all versions
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious DNS Query Indicating Kerberos Coercion via DNS Object SPN Spoofing - Network
producthighSuspicious Kerberos Ticket Request via PowerShell Script - ScriptBlock
producthighSuspicious DNS Query Indicating Kerberos Coercion via DNS Object SPN Spoofing
producthighAttempts of Kerberos Coercion Via DNS SPN Spoofing
producthighSuspicious Kerberos Ticket Request via CLI
producthighPotential Kerberos Coercion by Spoofing SPNs via DNS Manipulation
▣

Scoring & Timeline

4
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:S/C:N/I:N/A:P
Published to NVD18 Nov 2013 · 02:55 AM
⚑

Vendor Advisories

3
usnUSN-2310-1
rhsaRHSA-2014:1389Moderate
rhsaRHSA-2014:1245Moderate
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7757
http://www.securityfocus.com/bid/63770
https://github.com/krb5/krb5/commit/c2ccf4197f697c4ff143b8a786acdd875e70a89dPatch
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