Check Point Advisories

TP-Link Archer C9 Remote Code Execution (CVE-2017-11519)

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0544
Date Published:	19 Jun 2018
Severity:	Medium
Last Updated:	Tuesday 19 June, 2018
Source:
Industry Reference:	CVE-2017-11519
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	TP-Link Archer C9
Vulnerability Description	An authentication bypass vulnerability exists in TP-Link Archer C9 routers. Successful exploitation of this vulnerability would allow a remote attacker to overwrite arbitrary files on the vulnerable system and potentially execute arbitrary code.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the TP-Link Archer C9 Remote Code Execution (CVE-2017-11519) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Application Servers Protection Violation.
Attack Information: TP-Link Archer C9 Remote Code Execution (CVE-2017-11519)