ECOA BAS controller - Missing Encryption of Sensitive Data

published 2021-09-30 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-28332

cvss: 7.3; 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 stores sensitive data (backup exports) in clear-text, thus the unauthenticated attacker can remotely query user password and obtain user’s privilege.

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD	2.0	5.0	AV:N/AC:L/Au:N/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-311 Missing Encryption of Sensitive Data
CWE-312 Cleartext Storage of Sensitive Information

References

twcert.org.tw /tw/cp-132-5138-d40ae-1.html
third-party-advisory

Sources

CVE List CVE-2021-41302
NVD CVE-2021-41302

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary