Check Point Advisories

AnonStress Denial Of Service Tool

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0224
Date Published:	21 Mar 2016
Severity:	High
Last Updated:	Sunday 03 April, 2016
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Web Servers
Vulnerability Description	AnonStress is a denial-of-service attack tool associated with malicious activity. The tool crafts and sends multiple HTTP requests that can potentially cause attacked systems to become temporarily unresponsive.

Protection Overview

This protection detects and blocks 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 AnonStress Denial Of Service Tool 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: AnonStress Denial Of Service Tool