CVE-2021-41293 in the critical feed json
ECOA BAS controller - Path Traversal-3
published 2021-09-30 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-28323
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 19.9%
- EPSS 19.9% chance of exploitation in 30 days, percentile 97%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
ECOA BAS controller suffers from a path traversal vulnerability, causing arbitrary files disclosure. Using the specific POST parameter, unauthenticated attackers can remotely disclose arbitrary files on the affected device and disclose sensitive and system information.
Exploit prediction
19.87% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template ECOA Building Automation System - Arbitrary File Retrieval nuclei detection template
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 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-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
twcert.org.tw
/tw/cp-132-5129-7e623-1.html
third-party-advisory
Sources
- CVE List CVE-2021-41293
- NVD CVE-2021-41293
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.