CVE-2015-6020: Zyxel PMG5318-b20a Firmware

High severity, CVSS 8.0. EPSS: 2.2% chance of exploitation in the next 30 days.

ZyXEL PMG5318-B20A devices with firmware 1.00AANC0b5 allow remote authenticated users to obtain administrative privileges by leveraging access to the user account.

Affected products

• Zyxel PMG5318-b20a Firmware: version v100aanc0b5 only

Published 2015-12-31. Last modified 2026-06-17.