ZDI-22-544: (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 | Affected Version | How to fix |
|---|---|---|
| NETGEAR R6700v3 firmware |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-22-544?
The severity of ZDI-22-544 is critical due to the potential for remote code execution without authentication.
How do I fix ZDI-22-544?
To fix ZDI-22-544, update your NETGEAR R6700v3 router to the latest firmware version provided by NETGEAR.
Who is affected by ZDI-22-544?
ZDI-22-544 affects users of the NETGEAR R6700v3 routers running vulnerable firmware versions.
What can attackers do with ZDI-22-544?
Attackers exploiting ZDI-22-544 can execute arbitrary code on the affected NETGEAR R6700v3 routers.
Is authentication required to exploit ZDI-22-544?
No, authentication is not required to exploit the ZDI-22-544 vulnerability.
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