# 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.
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[Additional Information]
To ensure your network to be safe from Renaming and internet disconnection.
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[Vulnerability Type]
Cross Site Scripting (XSS)
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[Vendor of Product]
tp-link
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[Affected Product Code Base]
router - TL-WR840N v5 00000005
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[Affected Component]
Wi-Fi network configured through the router
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[Attack Type]
Remote
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[Impact Denial of Service]
true
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[Impact Information Disclosure]
true
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[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.
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[Discoverer]
purnendu ghosh
[Reference]
https://www.tp-link.com/us/security
