Vulnerability identifier: #VU28547

Vulnerability risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-12493

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
CPU LS4000
Hardware solutions / Firmware

Vendor: SWARCO

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to an open port used for debugging grants root access to the device without access control. A remote attacker can bypass implemented security restrictions, gain unauthorized access to the device and disturb operations with connected devices.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

CPU LS4000: G4

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External links
http://cert.vde.com/de-de/advisories/vde-2020-016

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.