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Check Point Advisories

Trend Micro OfficeScan Directory Traversal (CVE-2019-18187)

Check Point Reference: CPAI-2019-1790
Date Published: 25 Feb 2020
Severity: Medium
Last Updated: 25 Feb 2020
Industry Reference:CVE-2019-18187
Protection Provided by:

Security Gateway
R80, R77, R75

Who is Vulnerable? Trend Micro OfficeScan 11.0 SP1 prior to CP 6638
Trend Micro OfficeScan XG prior to CP 1962
Trend Micro OfficeScan XG SP1 prior to CP 5427
Vulnerability Description A directory traversal vulnerability exists in Trend Micro's OfficeScan. The vulnerability is due to insufficient handling of directory traversal characters in uploaded ZIP archives. A remote, authenticated attacker could exploit this vulnerability by sending a request containing a crafted ZIP file to the OfficeScan server. Successful exploitation of this vulnerability could result in arbitrary code execution in the context of the server application.

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 Trend Micro OfficeScan Directory Traversal (CVE-2019-18187) 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:  Trend Micro OfficeScan Directory Traversal (CVE-2019-18187)

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