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Fencer Intel
high 7.5

CVE-2021-41291 in the critical feed json

ECOA BAS controller - Path Traversal-1

published 5y ago modified 4mo ago also EUVD-2021-28321

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
82.7%
EPSS 82.7% chance of exploitation in 30 days, percentile 99.6%
public exploits
0
none known, plus a Nuclei check

Summary

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.

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Exploit prediction

82.69% chance of exploitation in the next 30 days, higher than 99.6% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Nuclei template ECOA Building Automation System - Directory Traversal Content Disclosure 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

Sources

Fencer Intel 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.