CVE-2020-24384: a10networks Advanced Core Operating System

Critical severity, CVSS 9.8. EPSS: 3.5% chance of exploitation in the next 30 days.

A10 Networks ACOS and aGalaxy management Graphical User Interfaces (GUIs) have an unauthenticated Remote Code Execution (RCE) vulnerability that could be used to compromise affected ACOS systems. ACOS versions 3.2.x (including and after 3.2.2), 4.x, and 5.1.x are affected. aGalaxy versions 3.0.x, 3.2.x, and 5.0.x are affected.

Affected products

• a10networks Advanced Core Operating System: version 3.2.2 only; version 3.2.3 only; version 3.2.4 only; version 3.2.5 only; version 4.0.0 only; version 4.0.1 only; …
• a10networks Agalaxy: from 3.2.1, up to and including 3.2.4; from 5.0.1, before 5.0.5 (fixed in 5.0.5); version 3.0.1 only; version 3.0.4 only; version 5.0.5 only

Published 2020-11-10. Last modified 2026-06-17.