CVE-2013-1417

low

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.

References

http://lists.opensuse.org/opensuse-updates/2013-12/msg00026.html

http://web.mit.edu/kerberos/krb5-1.11/README-1.11.4.txt

https://bugzilla.redhat.com/show_bug.cgi?id=1030743

https://github.com/krb5/krb5/commit/4c023ba43c16396f0d199e2df1cfa59b88b62acc

Details

Source: MITRE

Published: 2013-11-20

Updated: 2020-01-21

Type: CWE-20

Risk Information

CVSS v2

Base Score: 3.5

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

Impact Score: 2.9

Exploitability Score: 6.8

Severity: LOW