A vulnerability has been found in Netgear R6400v2, R6700, R6700v3, R6900 and R7900 (Wireless LAN Software) and classified as critical. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6400v2 before 1.0.4.84, R6700 before 1.0.2.8, R6700v3 before 1.0.4.84, R6900 before 1.0.2.8, and R7900 before 1.0.3.10.

The weakness was published 04/15/2020 (Website). It is possible to read the advisory at kb.netgear.com. This vulnerability is known as CVE-2019-20659 since 04/15/2020. The attack can only be initiated within the local network. A single authentication is required for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

Similar entry is available at VDB-153803.

Productinfo

Type

• Wireless LAN Software

Vendor

• Netgear

Name

• R6400v2
• R6700
• R6700v3
• R6900
• R7900

License

• commercial

CPE 2.3info

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CPE 2.2info

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