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Check Point Advisories

Apache Solr xmlparser XML External Entity Expansion Remote Code Execution (CVE-2017-12629)

Check Point Reference: CPAI-2017-0878
Date Published: 26 Oct 2017
Severity: High
Last Updated: 28 Nov 2017
Source: Apache Software Foundation
Industry Reference:CVE-2017-12629
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable? Apache Software Foundation Solr 6.x up to 6.6.1
Apache Software Foundation Solr 7.x up to 7.0.1
Vulnerability Description An XML external entity expansion vulnerability exists in Apache Solr. The vulnerability is due to improper handling of XML external entities in user submitted XML content. A remote attacker can exploit this vulnerability by submitting a crafted request to the target server.

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 / R76 / R75

  1. In the IPS tab, click Protections and find the Apache Solr xmlparser XML External Entity Expansion Remote Code Execution protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  Apache Server Protection Violation.
Attack Information:  Apache Solr xmlparser XML External Entity Expansion Remote Code Execution