Hidden functionality in NETGEAR Orbi WiFi Systems



Published: 2023-03-24

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Hidden functionality

EUVDB-ID: #VU74012

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 - Hidden Functionality (Backdoor)

Exploit availability: No

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

RBR750: before 4.6.14.3

RBR840: before 4.6.14.3

RBR850: before 4.6.14.3

RBR860: before 7.2.4.5

RBRE950: before 6.3.7.10

RBRE960: before 6.3.7.10

RBS750: before 4.6.14.3

RBS840: before 4.6.14.3

RBS850: before 4.6.14.3

RBS860: before 7.2.4.5

RBSE950: before 6.3.7.10

RBSE960: before 6.3.7.10

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


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.



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