Rule:

--
Sid:
2479

--
Summary:
This event is generated when an attempt is made to bind to the winreg
service.

--
Impact:
Unknown.

--
Detailed Information:
This event is generated when an attempt is made to bind to the RPC
service for winreg.

--
Affected Systems:
	Windows systems

--
Attack Scenarios:
An attacker may attempt to bind to the service to manipulate host
settings.

--
Ease of Attack:
Simple.

--
False Positives:
None known.

--
False Negatives:
None known.

--
Corrective Action:
Block access to RPC ports 135, 139 and 445 for both TCP and UDP 
protocols from external sources using a packet filtering firewall.

--
Contributors:
Sourcefire Research Team
Brian Caswell <bmc@sourcefire.com>
Nigel Houghton <nigel.houghton@sourcefire.com>

--
Additional References:
Microsoft Technet
http://support.microsoft.com/support/kb/articles/q153/1/83.asp
CVE
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-1999-0562
Winreg
http://www.rutherfurd.net/python/winreg/

--
