Check Point Advisories

RPCbind Denial of Service (CVE-2017-8779)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0673
Date Published:	7 Aug 2017
Severity:	High
Last Updated:	Sunday 10 December, 2023
Source:	Rpcbind
Industry Reference:	CVE-2017-8779
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	RPCbind libtirpc prior to 1.0.2 RPCbind 0.2.4 and prior
Vulnerability Description	A denial-of-service vulnerability exists in RPCbind. Successful exploitation of this vulnerability would allow a remote attacker to create a denial of service condition on the affected system.

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 R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the RPCbind Denial of Service 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: SUN-RPC Enforcement Protection.
Attack Information: RPCbind Denial of Service