CVE-2013-1417

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Summary

CVECVE-2013-1417
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-11-20 14:12:44 UTC
Updated2026-04-29 01:13:23 UTC
Descriptiondo_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.11 before 1.11.4, when a single-component realm name is used, allows remote authenticated users to cause a denial of service (daemon crash) via a TGS-REQ request that triggers an attempted cross-realm referral for a host-based service principal.

Risk And Classification

Primary CVSS: v2.0 3.5 from [email protected]

AV:N/AC:M/Au:S/C:N/I:N/A:P

EPSS: 0.005430000 probability, percentile 0.677740000 (date 2026-04-29)

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:M/Au:S/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mit Kerberos 5 1.11 All All All
Application Mit Kerberos 5 1.11.1 All All All
Application Mit Kerberos 5 1.11.2 All All All
Application Mit Kerberos 5 1.11.3 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
openSUSE-SU-2013:1833-1: moderate: update for krb5 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
web.mit.edu/kerberos/krb5-1.11/README-1.11.4.txt af854a3a-2127-422b-91ae-364da2661108 web.mit.edu
1030743 – (CVE-2013-1417) CVE-2013-1417 krb5: KDC null deref due to referrals af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
KDC null deref due to referrals [CVE-2013-1417] · krb5/krb5@4c023ba · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Patch
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