Check Point Advisories

Adobe ColdFusion RMI Registry Insecure Deserialization (CVE-2017-11284)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0884
Date Published:	29 Oct 2017
Severity:	High
Last Updated:	Tuesday 21 November, 2017
Source:	Adobe APSB17-30
Industry Reference:	CVE-2017-11284
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Adobe Systems ColdFusion 11 prior to update 13 Adobe Systems ColdFusion 2016 release prior to update 5
Vulnerability Description	An insecure deserialization vulnerability exists in the Flex integration service of Adobe ColdFusion. The vulnerability is due to the lack of input validation on objects in the RMI Registry before deserializing them. A remote, unauthenticated attacker can exploit this vulnerability by sending maliciously crafted serialized data to the target application.
Update/Patch Avaliable	Apply patches from: APSB17-30

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 Adobe ColdFusion RMI Registry Insecure Deserialization 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: Adobe Products Violation.
Attack Information: Adobe ColdFusion RMI Registry Insecure Deserialization