TP-Link AC1750 NetUSB Integer Overflow Remote Code Execution Vulnerability
February 10th, 2022
Vulnerability Details
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link AC1750 routers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the NetUSB.ko 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.
Additional Details
Fixed in firmware 211210
Disclosure Timeline
- 2021-12-01 - Vulnerability reported to vendor
- 2022-02-10 - Coordinated public release of advisory
Credit
Axel '0vercl0k' Souchet from https://doar-e.github.io/
