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Vulnerabilities

Vulnerability · CVE-2021-41293

ecoa ecs_router_controller-ecs_firmware Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Published Jan 22, 2024 · catalog updated Jan 22, 2024 · ecoa ecs_router_controller-ecs_firmware Improper Limitation

Patch now

CVE-2021-41293 is in the CISA known-exploited catalog. Confirm ecoa ecs_router_controller-ecs_firmware Improper Limitation against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (ecoa ecs_router_controller-ecs_firmware Improper Limitation).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
19.87%
Remediation
Remediation guidance
Affected products
vendor ecoa ecs_router_controller-ecs_firmware

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. VulnCheck canary evidence.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor ecoa ecs_router_controller-ecs_firmwareversion unspecified

How to fix CVE-2021-41293

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2021-41293 is in the CISA known-exploited catalog. Confirm ecoa ecs_router_controller-ecs_firmware Improper Limitation against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 19.87%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 22, 2024 · VulnCheck KEV

    Detected

    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. VulnCheck canary evidence.

  2. Jan 22, 2024 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2021-41293

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2021-41293

    30-day exploitation probability 19.9%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2021-41293

    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.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.