CVE-2021-41294: Ecoa Ecs Router Controller-Ecs Firmware

Critical severity, CVSS 9.1. EPSS: 1.2% chance of exploitation in the next 30 days.

ECOA BAS controller suffers from a path traversal vulnerability, causing arbitrary files deletion. Using the specific GET parameter, unauthenticated attackers can remotely delete arbitrary files on the affected device and cause denial of service scenario.

Affected products

• Ecoa Ecs Router Controller-Ecs Firmware: affected versions not specified
• Ecoa Riskbuster Firmware: affected versions not specified
• Ecoa Riskterminator: affected versions not specified

Published 2021-09-30. Last modified 2026-06-17.