Remote code execution TP-LINK TL-WR841N

Published: 2019-11-28
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-17147
Exploitation vector Local network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Hardware solutions / Routers for home users

Vendor TP-Link

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU23056

Risk: Low


CVE-ID: CVE-2019-17147

CWE-ID: CWE-119 - Memory corruption

Exploit availability: Yes


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper bounds checking by the "http_parser_main" function in the web service. A remote attacker on the local network can send a specially crafted HTTP Host request header, trigger memory corruption and execute arbitrary code in the context of the admin user.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Install updates from vendor's website.

Vulnerable software versions

TL-WR841N: before 14.191119

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?