CVE-2021-22667: Advantech Bb-ESWGP506-2sfp-T Firmware

Critical severity, CVSS 9.8. EPSS: 3.7% chance of exploitation in the next 30 days.

BB-ESWGP506-2SFP-T versions 1.01.09 and prior is vulnerable due to the use of hard-coded credentials, which may allow an attacker to gain unauthorized access and permit the execution of arbitrary code on the BB-ESWGP506-2SFP-T (versions 1.01.01 and prior).

Affected products

• Advantech Bb-ESWGP506-2sfp-T Firmware: up to and including 1.01.09

Published 2021-02-24. Last modified 2026-06-17.