ECOA BAS controller - Cross-Site Request Forgery (CSRF)

published 2021-09-30 5y ago modified 2026-06-17 4mo ago also EUVD-2021-28325

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits: 0; none known

ECOA BAS controller has a Cross-Site Request Forgery vulnerability, thus authenticated attacker can remotely place a forged request at a malicious web page and execute CRUD commands (GET, POST, PUT, DELETE) to perform arbitrary operations in the system.

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Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

ECOA ECS Router Controller ECS (FLASH)
ECOA RiskBuster Terminator E6L45
ECOA RiskBuster System RB 3.0.0
ECOA RiskBuster System TRANE 1.0
ECOA Graphic Control Software
ECOA SmartHome II E9246
ECOA RiskTerminator

Classification

Weakness

CWE-352 Cross-Site Request Forgery

References

twcert.org.tw /tw/cp-132-5131-c653b-1.html
third-party-advisory

Sources

CVE List CVE-2021-41295
NVD CVE-2021-41295

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