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CVE-2021-41291

77
FAUCET Score

CVE-2021-41291 is a high-severity path traversal vulnerability affecting ECOA BAS controllers, including ecoa ecs_router_controller and riskbuster products. Unauthenticated attackers can remotely disclose directory content by manipulating the GET parameter in the File Manager. With a CVSS score of 7.5 and an EPSS score indicating high exploitability, this vulnerability poses a significant risk. While there is no evidence of active exploitation or Metasploit modules, Nuclei templates exist, and its high FAUCET Risk Score suggests a strong potential for future exploitation. Community discussion and media coverage are currently minimal.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:ecoa:ecs_router_controller-ecs_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:ecoa:riskbuster_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:ecoa:riskterminator:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
79.44%
Probability of exploitation in next 30 days
EPSS Percentile
99.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Nuclei: CVE-2021-41291 · Sep 25, 2021
This CVE's current EPSS score of 0.7944 is in the 99th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

twcert.org.tw / tw/cp-132-5127-3cbd3-1.html
Third Party Advisory