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Security Activity Bulletin

Server Message Block Protocol Share Enumeration Denial of Service Vulnerability

 
Threat Type:IntelliShield: Applied Mitigation Bulletin
IntelliShield ID:1145
Version:1
First Published:2007 May 01 02:51 GMT
Last Published:2007 May 01 02:51 GMT
Port: 139, 445
Urgency:Unlikely Use
Credibility:Highly Credible
Severity:Mild Damage
 
Version Summary:

The Server Message Block protocol contains a vulnerability that could allow an unauthenticated, remote attacker to create a denial of service condition. 

 

Description
 

The Server Message Block (SMB) protocol contains a vulnerability that could allow an unauthenticated, remote attacker to send a specially crafted packet that could cause a Windows system to crash, resulting in a denial of service condition.


Signatures
 
Cisco Intrusion Prevention System (IPS) 6.0
Signature IDSignature NameReleaseLatest Release Date
5582/0NetBIOS Enum Share DoSS4572009 Dec 17 
5583/0SMB Remote SAM Service Access AttemptS6332012 Mar 16 
 
Alert History
 

This is a Security Activity Bulletin.



Product Sets
 
The security vulnerability applies to the following combinations of products.

Primary Products:
N/A

Associated Products:
IntelliShieldSecurity Activity Bulletin Original Release Base




Alerts and bulletins on the Cisco Security Intelligence Operations Portal are highlighted by analysts in the Cisco Threat Operations Center and represent a subset of the comprehensive content that is available through Cisco Security IntelliShield Alert Manager Service. This customizable threat and vulnerability alert service provides security staff with access to timely, accurate, and credible information about threats and vulnerabilities that may affect their environment.


LEGAL DISCLAIMER
The urgency and severity ratings of this alert are not tailored to individual users; users may value alerts differently based upon their network configurations and circumstances. THE ALERT, AND INFORMATION CONTAINED THEREIN, ARE PROVIDED ON AN "AS IS" BASIS AND DO NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE ALERT, AND INFORMATION CONTAINED THEREIN, OR MATERIALS LINKED FROM THE ALERT, IS AT YOUR OWN RISK. INFORMATION IN THIS ALERT AND ANY RELATED COMMUNICATIONS IS BASED ON OUR KNOWLEDGE AT THE TIME OF PUBLICATION AND IS SUBJECT TO CHANGE WITHOUT NOTICE. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE ALERTS AT ANY TIME.
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