ECOA BAS controller - Insufficiently Protected Credentials-1

published 2021-09-30 5y ago modified 2026-06-17 4mo ago also EUVD-2021-28327

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

ECOA BAS controller is vulnerable to weak access control mechanism allowing authenticated user to remotely escalate privileges by disclosing credentials of administrative accounts in plain-text.

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Exploit prediction

0.74% chance of exploitation in the next 30 days, higher than 54% 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:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N

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-522 Insufficiently Protected Credentials

References

twcert.org.tw /tw/cp-132-5133-f3c4b-1.html
third-party-advisory

Sources

CVE List CVE-2021-41297
NVD CVE-2021-41297

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