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Vulnerability Note VU#508209Check Point Firewall rules may improperly handle network trafficOverviewCheck Point Firewall CIFS service group may allow unintended traffic to pass through the firewall.I. DescriptionCheck Point Firewall contains a set of predefined service groups designed to handle different types of traffic associated with a service or collection of protocols. For instance, Check Point firewalls contain a predefined collection of rules to handle traffic associated with the Common Internet File System (CIFS), known as the CIFS service group.A flaw in CIFS service group implementation may cause traffic not designated as part of the CIFS service group to be handled in an unintended manner. Depending on the configuration of the rules in place, the firewall may allow unintended traffic to pass through the firewall or drop legitimate traffic at the firewall.
References
This vulnerability was publicly reported by fitz. This document was written by Jeff Gennari.
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