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Check Point Advisories

PowerDNS Recursor Improper Parameter Handling Remote Code Execution (CVE-2017-15092)

Check Point Reference: CPAI-2017-1056
Date Published: 6 Dec 2017
Severity: Critical
Last Updated: 6 Dec 2017
Source:
Industry Reference:CVE-2017-15092
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable? PowerDNS Recursor from 4.0.0-4.0.6
Vulnerability Description A remote code execution vulnerability exists in PowerDNS. The vulnerability is due to insufficient user input validation of a DNS query.A remote attacker can exploit this weakness to execute arbitrary code in the affected DNS 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 PowerDNS Recursor Improper Parameter Handling Remote Code Execution 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:  DNS Enforcement Violation.
Attack Information:  PowerDNS Recursor Improper Parameter Handling Remote Code Execution