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Apache Struts ParametersInterceptor ClassLoader Security Bypass


Check Point Reference: CPAI-2014-1480
Date Published:
Source: Apache Struts
Industry Reference(s): CVE-2014-0094
Protection Provided by:
Who is Vulnerable?
Apache Software Foundation Struts 1.x
Apache Software Foundation Struts 2.0.0 - 2.3.16
Vulnerability Description
A security bypass vulnerability exists in Apache Struts. The vulnerability is due to inadequate validation of data processed by ParametersInterceptor allowing for manipulation of the ClassLoader. A remote attacker could exploit this vulnerability by providing a class parameter in a request.

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, Protection tab and select the version of your choice.

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway R75 and above / R71 / R70

How Can I Protect My Network?

  1. In the IPS tab, click Protections and find the Apache Struts ParametersInterceptor ClassLoader Security Bypass protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:
Attack Name: Apache Server Protection Violation
Attack Information: Apache Struts ParametersInterceptor ClassLoader Security Bypass