Auth bypass in Ecoa Ecs Router Controller-Ecs
CVE-2021-41292
ECOA BAS controller suffers from an authentication bypass vulnerability. An unauthenticated attacker through cookie poisoning can remotely bypass authentication and disclose sensitive information and circumvent physical access controls in smart homes and buildings and manipulate HVAC.
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: 0.012 (66.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · 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-132-5128-b075a-1.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-41292?
- CVE-2021-41292 is a critical-severity vulnerability in Ecoa Ecs Router Controller-Ecs, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 9.8/10. Published 2021-09-30.
- How severe is CVE-2021-41292?
- Critical severity. CVSS v3 base score is 9.8 out of 10.