CVE-2014-5284: Ossec

High severity, CVSS 7.2. EPSS: 2.4% chance of exploitation in the next 30 days.

host-deny.sh in OSSEC before 2.8.1 writes to temporary files with predictable filenames without verifying ownership, which allows local users to modify access restrictions in hosts.deny and gain root privileges by creating the temporary files before automatic IP blocking is performed.

Affected products

• Ossec Ossec: up to and including 2.8.0

Published 2014-12-02. Last modified 2026-06-17.