The PING function on the TP-Link TL-WR840N EU v5 router with firmware through TL-WR840N(EU)_V5_171211 is vulnerable to remote code execution via a crafted payload in an IP address input field.
tp-link
CVE-2021-29280
In TP-Link Wireless N Router WR840N an ARP poisoning attack can cause buffer overflow
CVE-2021-27246
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 AC1750 1.0.15 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of MAC addresses by the tdpServer endpoint. A crafted TCP message can write stack pointers to the stack. An attacker can leverage this vulnerability to execute code in the context of the root user. Was ZDI-CAN-12306.
CVE-2022-46912
An issue in the firmware update process of TP-Link TL-WR841N / TL-WA841ND V7 3.13.9 and earlier allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via uploading a crafted firmware image.
CVE-2022-42202
TP-Link TL-WR841N 8.0 4.17.16 Build 120201 Rel.54750n is vulnerable to Cross Site Scripting (XSS).
CVE-2022-37860
The web configuration interface of the TP-Link M7350 V3 with firmware version 190531 is affected by a pre-authentication command injection vulnerability.