#VU70576 OS Command Injection in NETGEAR products

Vulnerability identifier: #VU70576

Vulnerability risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/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: N/A

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
RBK852
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBR850
Hardware solutions / Routers & switches, VoIP, GSM, etc
RBS850
Hardware solutions / Routers & switches, VoIP, GSM, etc
RAX200
Hardware solutions / Routers & switches, VoIP, GSM, etc
RAX75
Hardware solutions / Routers & switches, VoIP, GSM, etc
RAX80
Hardware solutions / Routers & switches, VoIP, GSM, etc
R7960P
Hardware solutions / Routers & switches, VoIP, GSM, etc
R8000P
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: NETGEAR

Description

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

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

RBK852: before 3.2.17.12

RBR850: before 3.2.17.12

RBS850: before 3.2.17.12

RAX200: before 1.0.4.120

RAX75: before 1.0.4.120

RAX80: before 1.0.4.120

R7960P: before 1.4.4.94

R8000P: before 1.4.4.94

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External links
https://kb.netgear.com/000065477/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0565

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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.