SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-12493

A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.

CRITICAL 10.0EPSS 1.40%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.

CVSS 3.1
10.0 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
1.40% probability · 71th percentile
CISA KEV
Not listed
Weakness
CWE-284
Affected
swarco/cpu ls4000 firmware
Source
info@cert.vde.com

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