A vulnerability was found in Netgear R6700v3 1.0.4.120_10.0.91 (Wireless LAN Software). It has been rated as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the httpd service. The issue results from incorrect string matching logic when accessing protected pages. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-15854.

The weakness was published 03/30/2023 as ZDI-22-518. It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2022-27642 since 03/22/2022. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/30/2023).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

• Wireless LAN Software

Vendor

• Netgear

Name

• R6700v3

Version

• 1.0.4.120_10.0.91

License

• commercial

CPE 2.3info

• 🔍

CPE 2.2info

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