CVE-2013-1418: Debian Linux

Medium severity, CVSS 4.3. EPSS: 5.5% chance of exploitation in the next 30 days.

The setup_server_realm function in main.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.7, when multiple realms are configured, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request.

Affected products

• Debian Debian Linux: version 7.0 only
• Mit Kerberos 5: before 1.10.7 (fixed in 1.10.7)
• Opensuse Opensuse: version 11.4 only; version 12.2 only; version 12.3 only; version 13.1 only

Published 2013-11-18. Last modified 2026-06-16.