Check Point Advisories

JSP Web Shell Generic Backdoor

Vulnerability
Protection

Check Point Reference:	CPAI-2019-0229
Date Published:	20 Feb 2019
Severity:	Critical
Last Updated:	Thursday 21 February, 2019
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	An attacker might upload a web shell backdoor to a JSP server. A successful exploitation might allow the attacker to run arbitrary code, or use the server as a bot for further attacks.

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 JSP Web Shell Generic Backdoor 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: JSP Web Shell Generic Backdoor