Path Traversal in Ecoa Ecs Router Controller (Flash)
CVE-2021-41291
ECOA BAS controller suffers from a path traversal content disclosure vulnerability. Using the GET parameter in File Manager, unauthenticated attackers can remotely disclose directory content on the affected device.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.917 (99.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Ecoa Ecs Router Controller (Flash) — versions next of 0
- Ecoa Graphic Control Software — versions next of 0
- Ecoa Riskbuster System Rb 3.0.0 — versions next of 0
- Ecoa Riskbuster System Trane 1.0 — versions next of 0
- Ecoa Riskbuster Terminator E6l45 — versions next of 0
- Ecoa Riskterminator — versions next of 0
- Ecoa Smarthome Ii E9246 — versions next of 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.twcert.org.tw/tw/cp-132-5127-3cbd3-1.html (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-41291?
- CVE-2021-41291 is a high-severity vulnerability in Ecoa Ecs Router Controller (Flash), classified under Path Traversal. CVSS score: 7.5/10. Published 2021-09-30.
- How severe is CVE-2021-41291?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-41291 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.