Check Point Advisories

Western Digital MyCloud Remote Code Execution (CVE-2017-17560)

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0024
Date Published:	10 Jan 2018
Severity:	Critical
Last Updated:	Wednesday 10 January, 2018
Source:
Industry Reference:	CVE-2017-17560
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	MyCloud <= 2.30.165 MyCloudMirror <= 2.30.165 My Cloud Gen 2 My Cloud PR2100 My Cloud PR4100 My Cloud EX2 Ultra My Cloud EX2 My Cloud EX4 My Cloud EX2100 My Cloud EX4100 My Cloud DL2100 My Cloud DL4100
Vulnerability Description	A remote code execution vulnerability exists within Western Digital MyCloud servers. This is due to the way the MyCloud servers handle file uploads to specific directories. A successful attack could lead to a remote code execution and stolen information.

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 Western Digital MyCloud Remote Code Execution (CVE-2017-17560) 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: Application Servers Protection Violation.
Attack Information: Western Digital MyCloud Remote Code Execution (CVE-2017-17560)