Arbitrary file upload in Ecoa Ecs Router Controller-Ecs
CVE-2021-41290
ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability. Using the POST parameters, unauthenticated attackers can remotely set arbitrary values for location and content type and gain the possibility to execute arbitrary code on the affected device.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.023 (82.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
- Ecoa Ecs Router Controller-Ecs
- Ecoa Ecs Router Controller-Ecs Firmware
- Ecoa Ecs Router Controller (Flash) — versions next of 0
- Ecoa Graphic Control Software — versions next of 0
- Ecoa Riskbuster
- Ecoa Riskbuster Firmware
- 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
Weakness classification (CWE)
References
- www.twcert.org.tw/tw/cp-132-5126-ca315-1.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-41290?
- CVE-2021-41290 is a critical-severity vulnerability in Ecoa Ecs Router Controller-Ecs, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2021-09-30.
- How severe is CVE-2021-41290?
- Critical severity. CVSS v3 base score is 9.8 out of 10.