Check Point Advisories

TP-Link SR20 Arbitrary Code Execution

Vulnerability
Protection

Check Point Reference:	CPAI-2019-0547
Date Published:	28 Apr 2019
Severity:	High
Last Updated:	Tuesday 03 September, 2019
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	TP-Link SR20 smart hub
Vulnerability Description	An arbitrary code execution vulnerability exists in TP-Link SR20 smart hub. An unauthenticated attacker can exploit this vulnerability by sending a maliciously crafted packet to the target server. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

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 SR20 Arbitrary Code Execution 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: Web Server Enforcement Violation.
Attack Information: TP-Link SR20 Arbitrary Code Execution