Check Point Advisories

WebGate Multiple Products WESPSerialPortCtrl Buffer Overflow (CVE-2015-2097)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-0825
Date Published:	9 Jul 2015
Severity:	Medium
Last Updated:	Thursday 23 July, 2015
Source:
Industry Reference:	CVE-2015-2097
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	WebGate Control Center all versions including 4.8.7 WebGate eDVR Manager all versions including 2.6.4 WebGate WebEyeAudio All WebGate WinRDS all versions including 2.0.8
Vulnerability Description	A buffer overflow vulnerability exists in WebGate Multiple Products. The vulnerability is due to insufficient input validation of the length of the parameters passed to the Connect() method of WESPSerialPort.WESPSerialPortCtrl.1. A remote attacker could exploit this vulnerability by enticing a user into opening a specially 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 Multiple Products WESPSerialPortCtrl 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 Multiple Products WESPSerialPortCtrl Buffer Overflow