#VU74009 Command Injection in RBR750 - CVE-2022-37337

Vulnerability identifier: #VU74009

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-37337

CWE-ID: CWE-77

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
RBR750
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: NETGEAR

Description

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

The vulnerability exists due to improper input validation in the access control functionality. A remote administrator on the local network can pass specially crafted data to the application and execute arbitrary commands on the target system.

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

Mitigation
Install update from vendor's website.

Vulnerable software versions

RBR750: 4.6.8.5

---

External links
https://kb.netgear.com/000065567/Security-Advisory-for-Post-authentication-Command-Injection-on-the-RBR750-PSV-2022-0186
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1596

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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