# Exploit Title: TL-WR840N v5 00000005# Date: 5/10/2019# Exploit Author: purnendu ghosh# Vendor Homepage: https://www.tp-link.com/# Software Link: https://www.amazon.in/TP-LINK-TL-WR840N-300Mbps-Wireless-External/dp/B01A0G1J7Q# Category: Hardware# Firmware Version:0.9.1 3.16 v0001.0 Build 171211 Rel.58800n# Hardware Version:TL-WR840N v5 00000005# Tested on: Windows 10# CVE :CVE-2019-12195.# Proof Of Concept:
TP-Link TL-WR840N v5 00000005 devices allow XSS via the network name. The attacker must
log into the router by breaking the password and going to the admin
login page by THC-HYDRA to get the network name. With an XSS payload,
the network name changed automatically and the internet connection was
disconnected. All the users become disconnected from
the internet.------------------------------------------[Additional Information]
To ensure your network to be safe from Renaming and internet disconnection.------------------------------------------[Vulnerability Type]
Cross Site Scripting (XSS)------------------------------------------[Vendor of Product]
tp-link
------------------------------------------[Affected Product Code Base]
router - TL-WR840N v5 00000005------------------------------------------[Affected Component]
Wi-Fi network configured through the router
------------------------------------------[Attack Type]
Remote
------------------------------------------[Impact Denial of Service]
true
------------------------------------------[Impact Information Disclosure]
true
------------------------------------------[Attack Vectors]
Logged in to the router by breaking the password and goes to the admin
login page by THC-HYDRA and got the network name. Using Burp Suite
professional version 1.7.32 captured the network name and selected XSS
payload against the name and started attacking .as a result the
network name changed automatically and internet connection was
disconnected in the network. All the users become disconnected from
internet.------------------------------------------[Discoverer]
purnendu ghosh
[Reference]
https://www.tp-link.com/us/security