CVE-2017-6594: Heimdal Project Heimdal

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

The transit path validation code in Heimdal before 7.3 might allow attackers to bypass the capath policy protection mechanism by leveraging failure to add the previous hop realm to the transit path of issued tickets.

Affected products

• Heimdal Project Heimdal: up to and including 7.2.0
• Opensuse Leap: version 42.2 only; version 42.3 only

Published 2017-08-28. Last modified 2026-06-17.