Command Injection in NETGEAR Routers

1) Command Injection

EUVDB-ID: #VU70091

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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-77 - Command injection

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation. A local user 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 updates from vendor's website.

Vulnerable software versions

R8500: before 1.0.2.160

R7000: before 1.0.11.136

R6400v2: before 1.0.4.128

R6700v3: before 1.0.4.128

R7000P: before 1.3.3.152

R6900P: before 1.3.3.152

CPE2.3

• cpe:2.3:h:netgear:r8500:*:*:*:*:*:*:*:*
• cpe:2.3:h:netgear:r7000:*:*:*:*:*:*:*:*
• cpe:2.3:h:netgear:r6400v2:*:*:*:*:*:*:*:*
• cpe:2.3:h:netgear:r6700v3:*:*:*:*:*:*:*:*
• cpe:2.3:h:netgear:r7000p:*:*:*:*:*:*:*:*
• cpe:2.3:h:netgear:r6900p:*:*:*:*:*:*:*:*

External links

https://kb.netgear.com/000065376/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-PSV-2022-0060

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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