Check Point Advisories

WebGate WESPSDK WESPDiscovery Stack Buffer Overflow (CVE-2015-2100)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-0394
Date Published:	26 Mar 2015
Severity:	High
Last Updated:	Tuesday 23 February, 2016
Source:
Industry Reference:	CVE-2015-2100
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	WebGate Control Center WebGate eDVR Manager WebGate WebEyeAudio WebGate WinRDS
Vulnerability Description	A code execution vulnerability exists in WebGate WESPSDK that is shipped with multiple WebGate products. The vulnerability is due to a stack buffer overflow in the TCPDiscovery() and TCPDiscovery2() methods of the WESPDiscovery.WESPDiscoveryCtrl ActiveX control. A remote attacker could exploit this vulnerability by enticing a target user to open a crafted web page.

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 WebGate WESPSDK WESPDiscovery Stack 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: Content Protection Violation.
Attack Information: WebGate WESPSDK WESPDiscovery Stack Buffer Overflow