Check Point Advisories

EFS Software Easy File Sharing Web Server sendemail.ghp Stack Buffer Overflow

Check Point Reference: CPAI-2017-0928
Date Published: 9 Nov 2017
Severity: Medium
Last Updated: 19 Nov 2017
Source:
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable? EFS Software Easy File Sharing Web Server 7.2
Vulnerability Description A buffer overflow vulnerability is found in a function responsible for processing HTTP POST requests in the sendemail.ghp endpoint of EFS Software Easy File Sharing Web Server. The vulnerability is due to a failure on part of the function to properly perform boundary checking on user input. A remote, unauthenticated attacker could exploit this vulnerability by sending a malicious HTTP 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 EFS Software Easy File Sharing Web Server sendemail.ghp Stack Buffer Overflow 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:  Web Server Enforcement Violation.
Attack Information:  EFS Software Easy File Sharing Web Server sendemail.ghp Stack Buffer Overflow

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