CVE-2016-7797: Clusterlabs Pacemaker

High severity, CVSS 7.5. EPSS: 3.3% chance of exploitation in the next 30 days.

Pacemaker before 1.1.15, when using pacemaker remote, might allow remote attackers to cause a denial of service (node disconnection) via an unauthenticated connection.

Affected products

• Clusterlabs Pacemaker: up to and including 1.1.14
• Opensuse Leap: version 42.2 only
• Opensuse Project Leap: version 42.1 only
• Red Hat Enterprise Linux High Availability: version 7.0 only
• Red Hat Enterprise Linux Resilient Storage: version 7.0 only
• Suse Linux Enterprise High Availability: version 12 only
• Suse Linux Enterprise Software Development Kit: version 12 only

Published 2017-03-24. Last modified 2026-06-17.