What’s Vulnerable › Vulnerabilities

CVE-2021-41294: ECOA BAS controller - Path Traversal-4

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-09-30 · updated 2026-06-17
• Weakness: CWE-22

Description

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: all versions
• Ecoa Riskbuster Firmware: all versions
• Ecoa Riskterminator: all versions

References

• https://www.twcert.org.tw/tw/cp-132-5130-7de92-1.html
• https://www.twcert.org.tw/tw/cp-132-5130-7de92-1.html

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