Check Point Advisories

MediaWiki SyntaxHighlight Option Injection (CVE-2017-0372)

Check Point Reference: CPAI-2017-0586
Date Published: 25 Jul 2017
Severity: High
Last Updated: Sunday 24 September, 2017
Source: Rapid7
Industry Reference:CVE-2017-0372
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? MediaWiki SyntaxHighlight 1.27
MediaWiki SyntaxHighlight 1.28
Vulnerability Description A remote code execution vulnerability has been reported in MediaWiki. The vulnerability is due to improper validation of user data. A remote attacker can exploit this vulnerability by sending a specially crafted HTTP request to the target, potentially leading to arbitrary code execution.

Protection Overview

This protection detects 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

  1. In the IPS tab, click Protections and find the MediaWiki SyntaxHighlight Option Injection protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  MediaWiki SyntaxHighlight Option Injection

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