CVE-2021-44038: Quagga

High severity, CVSS 7.8. EPSS: 0.8% chance of exploitation in the next 30 days.

An issue was discovered in Quagga through 1.2.4. Unsafe chown/chmod operations in the suggested spec file allow users (with control of the non-root-owned directory /etc/quagga) to escalate their privileges to root upon package installation or update.

Affected products

• Quagga Quagga: up to and including 1.2.4

Published 2021-11-19. Last modified 2026-06-17.