What’s Vulnerable › Vulnerabilities

CVE-2021-41290: ECOA BAS controller - Path Traversal-1

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% 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-434

Description

ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability. Using the POST parameters, unauthenticated attackers can remotely set arbitrary values for location and content type and gain the possibility to execute arbitrary code on the affected device.

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-132-5126-ca315-1.html
• https://www.twcert.org.tw/tw/cp-132-5126-ca315-1.html

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