Check Point Advisories

Apache Struts 2 ParametersInterceptor OGNL Command Execution (CVE-2011-3923)

Check Point Reference: CPAI-2012-217
Date Published: 14 May 2012
Severity: Critical
Last Updated: Monday 25 November, 2024
Source: CVE-2011-3923
Protection Provided by:

Security Gateway
R75
Who is Vulnerable? Apache Software Foundation Struts 2 prior to 2.3.1.2
Vulnerability Description A command execution vulnerability has been reported in Apache Struts 2.
Vulnerability DetailsThe vulnerability is due to insufficient input validation in the ParametersInterceptor component when parsing specially crafted HTTP requests. A remote attacker can exploit this vulnerability by sending a specially crafted HTTP request to a target system. Successful exploitation would allow an attacker to execute arbitrary OGNL expressions in the security context of the web application server.

Protection Overview

This protection will detect and block malicious HTPP requests.

In order for the protection to be activated, update your product to the latest update. For information on how to update , go to SBP-2006-05, Protection tab and select the version of your choice.

Security Gateway R75 / R71 / R70

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

SmartView Tracker will log the following entries:
Attack Name: Apache Server Protection Violation
Attack Information: Apache Struts 2 ParametersInterceptor OGNL Command Execution

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