VULNERABILITY INTELLIGENCE
CVE-2013-1417
CVSS score3.5 LOW
EPSS probability1.93%
CISA KEVNot currently listed
Published2013-11-20
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:S/C:N/I:N/A:P
Description
do_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.
Weakness classification
- CWE-20: Improper Input Validation