ZDI-CAN-15806: (Pwn2Own) Netgear R6700v3 NetUSB Integer Overflow Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the NetUSB module. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of root.

Affected Software

1 affected component
Netgear R6700v3

Event History

Feb 2, 2025
Advisory Published
via ZDI·07:40 AM

Frequently Asked Questions

1

What is the severity of ZDI-CAN-15806?

ZDI-CAN-15806 is considered critical due to its ability to allow remote code execution without authentication.

2

How do I fix ZDI-CAN-15806?

To mitigate ZDI-CAN-15806, users should update their NETGEAR R6700v3 routers to the latest firmware version provided by NETGEAR.

3

Who is affected by ZDI-CAN-15806?

ZDI-CAN-15806 affects installations of the NETGEAR R6700v3 router that utilize the vulnerable NetUSB module.

4

What type of attack does ZDI-CAN-15806 enable?

ZDI-CAN-15806 allows network-adjacent attackers to execute arbitrary code on the affected router.

5

Is authentication required to exploit ZDI-CAN-15806?

No, authentication is not required to exploit ZDI-CAN-15806, making it particularly dangerous.

Contact

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