Check Point Advisories

I-FTP 2.20 Schedule Buffer Overflow

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0234
Date Published:	7 Mar 2017
Severity:	High
Last Updated:	Wednesday 22 March, 2017
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	i-FTP 2.20
Vulnerability Description	A stack buffer overflow vulnerability has been reported in i-FTP 2.20. The vulnerability is due to a lack of boundary check when handling Schedule.xml file. Successful exploitation could allow arbitrary code execution in the context of the target user.

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

In the IPS tab, click Protections and find the I-FTP 2.20 Schedule Buffer Overflow protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Web Client Enforcement Violation.
Attack Information: I-FTP 2.20 Schedule Buffer Overflow