Check Point Advisories

Micro Focus NetIQ Sentinel Server SentinelContext Authentication Bypass (CVE-2016-1605)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0804
Date Published:	18 Sep 2016
Severity:	Medium
Last Updated:	Sunday 09 October, 2016
Source:	Micro Focus
Industry Reference:	CVE-2016-1605
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Micro Focus NetIQ Sentinel prior to 7.4.2
Vulnerability Description	The vulnerability is due to a flaw in SentinelContext Java class that allows a user to retrieve a valid authentication cookie from the vulnerable server by providing "admin" user name in an HTTP request. A remote, unauthenticated attacker could exploit this vulnerability by sending crafted HTTP requests to the target server. Successful exploitation allows the attacker to bypass authentication and gain access to the web application as admin user.

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 Micro Focus NetIQ Sentinel Server SentinelContext Authentication Bypass 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: Micro Focus NetIQ Sentinel Server SentinelContext Authentication Bypass