Check Point Advisories

SAP GUI TabOne ActiveX Control Caption List Buffer Overflow (CVE-2008-4827)

Vulnerability
Protection

Check Point Reference:	CPAI-2009-355
Date Published:	31 Dec 2009
Severity:	High
Last Updated:	Tuesday 19 January, 2016
Source:
Industry Reference:	CVE-2008-4827
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	The SAP GUI is the GUI client in SAP's 3-tier architecture of database, application server and client. The SAP GUI family is available for Windows, Java, and HTML/Internet Transaction Server (ITS) environment. There exists a buffer overflow vulnerability in the SAP GUI. Remote attackers can exploit this vulnerability by persuading a target user to visit a specially crafted web page. An attack targeting this vulnerability can result in the injection and execution of arbitrary code. If code execution is successful, the behavior of the target will depend on the malicious code injected. Any injected code will be executed within the security context of the currently logged in user. In the case of an unsuccessful code execution attack, Internet Explorer may terminate abnormally.

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 SAP GUI TabOne ActiveX Control Caption List 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 Client Enforcement Violation.
Attack Information: SAP GUI TabOne ActiveX control caption list buffer overflow