Vulnerability identifier: #VU74012

Vulnerability risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-38452

CWE-ID: CWE-912

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
RBR750
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBR840
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBR850
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBR860
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBRE950
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBRE960
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBS750
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBS840
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBS850
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBS860
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBSE950
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBSE960
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor:

Description

The vulnerability allows a remote user to compromise vulnerable system

The vulnerability exists due to hidden functionality (backdoor) is present in software within the hidden telnet service functionality. A remote administrator can use this functionality to gain full access to the application and execute arbitrary commands on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://talosintelligence.com/vulnerability_reports/TALOS-2022-1595
http://kb.netgear.com/000065417/Security-Advisory-for-Command-Injection-on-Some-Orbi-WiFi-Systems-PSV-2022-0187

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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.