Check Point Advisories

Splunk Enterprise alerts alerts_id Server-Side Request Forgery

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0478
Date Published:	7 Jun 2017
Severity:	Medium
Last Updated:	Wednesday 07 June, 2017
Source:	Splunk SPL-128840
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Splunk Enterprise 5.0.x before 5.0.17 Splunk Enterprise 6.0.x before 6.0.13 Splunk Enterprise 6.1.x before 6.1.12 Splunk Enterprise 6.2.x before 6.2.12 Splunk Enterprise 6.3.x before 6.3.8 Splunk Enterprise 6.4.x before 6.4.4
Vulnerability Description	A sever-side request forgery vulnerability exists in the alerts web interface of Splunk Enterprise. The vulnerability is due to a lack of validation on the alerts_id parameter in HTTP requests sent to the alerts page. A remote, unauthenticated attacker can exploit this vulnerability by enticing an authenticated user to open a specially crafted page or link.

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 Splunk Enterprise alerts alerts_id Server-Side Request Forgery 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 Server Enforcement Violation.
Attack Information: Splunk Enterprise alerts alerts_id Server-Side Request Forgery