Check Point Advisories

RabidHamster Log Entry sprintf() Buffer Overflow

Vulnerability
Protection

Check Point Reference:	CPAI-2013-827
Date Published:	7 Jan 2013
Severity:	High
Last Updated:	Sunday 09 June, 2013
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A heap buffer overflow vulnerability exists in RabidHamster R4 web server.The vulnerability is due to a boundary error while requesting malformed HTTP request.A remote attacker can exploit this issue by sending a malicious request to the target server. Successful exploitation of this vulnerability allows attackers to execute arbitrary code on the vulnerable system in the context of the affected process.

Protection Overview

This protection will detect and block 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 RabidHamster Log Entry sprintf() Buffer Overflow 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: RabidHamster Log Entry sprintf() buffer overflow