OS Command Injection in Geutebrck G-Cam and G-Code

1) OS Command Injection

EUVDB-ID: #VU41127

Risk: Low

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2020-16205

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote administrator can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

This vulnerability affects G-Code and G-Cam as well as the limited Versions 1.12.13.2 and 1.12.14.5 of the following Encoder and E2 Series Camera models: 

• G-Code: 
  • EEC-2xxx
• G-Cam: 
  • EBC-21xx
  • EFD-22xx
  • ETHC-22xx
  • EWPC-22xx

Mitigation

Install updates from vendor's website.

Vulnerable software versions

G-Code: 1.12.0.25

Geutebrück G-Cam: 1.12.0.25

External links

http://ics-cert.us-cert.gov/advisories/icsa-20-219-03

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.