TP-Link TL-WR841N ated_tp Command Injection Remote Code Execution Vulnerability
October 25th, 2022
Vulnerability Details
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR841N routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.
The specific flaw exists within the ated_tp service. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root.
Additional Details
Fixed in firmware 220914.
Disclosure Timeline
- 2022-07-19 - Vulnerability reported to vendor
- 2022-10-25 - Coordinated public release of advisory
Credit
Cyrille Chatras
