SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-41290

ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability.

CRITICAL 9.8EPSS 2.32%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.32%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.32% probability · 83th percentile
CISA KEV
Not listed
Weakness
CWE-434, CWE-22
Affected
ecoa/ecs router controller-ecs firmware · ecoa/riskbuster firmware · ecoa/riskterminator
Source
twcert@cert.org.tw

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.