CVE-2015-3252: Apache Cloudstack

Critical severity, CVSS 9.8. EPSS: 2.2% chance of exploitation in the next 30 days.

Apache CloudStack before 4.5.2 does not properly preserve VNC passwords when migrating KVM virtual machines, which allows remote attackers to gain access by connecting to the VNC server.

Affected products

• Apache Cloudstack: up to and including 4.5.1

Published 2016-02-08. Last modified 2026-06-17.