Microsoft ISA Server NetBIOS Predefined Filter Policy Bypass Vulnerability

BID:13954

Info

Microsoft ISA Server NetBIOS Predefined Filter Policy Bypass Vulnerability

Bugtraq ID: 13954
Class: Unknown
CVE: CVE-2005-1216
Remote: Yes
Local: No
Published: Jun 14 2005 12:00AM
Updated: Jul 12 2009 02:56PM
Credit: The vendor reported this issue.
Vulnerable: Microsoft ISA Server 2000 Enterprise Edition SP2
Microsoft ISA Server 2000 Enterprise Edition SP1
Microsoft ISA Server 2000 Enterprise Edition
Microsoft ISA Server 2000 SP2
+ Microsoft Small Business Server 2000 0
 + Microsoft Small Business Server 2003 Premium Edition
Microsoft ISA Server 2000 SP1
+ Microsoft Small Business Server 2000 0
 + Microsoft Small Business Server 2003 Premium Edition
- Microsoft Windows 2000 Advanced Server SP2
 - Microsoft Windows 2000 Advanced Server SP1
 - Microsoft Windows 2000 Datacenter Server SP2
 - Microsoft Windows 2000 Datacenter Server SP1
 - Microsoft Windows 2000 Server SP2
 - Microsoft Windows 2000 Server SP1
 Microsoft ISA Server 2000 FP1
Microsoft ISA Server 2000
+ Microsoft Small Business Server 2000 0
 + Microsoft Small Business Server 2003 Premium Edition
- Microsoft Windows 2000 Advanced Server
- Microsoft Windows 2000 Server
Not Vulnerable: Microsoft ISA Server 2004

Discussion

Microsoft ISA Server NetBIOS Predefined Filter Policy Bypass Vulnerability

Microsoft Internet Security and Acceleration (ISA) server is prone to a policy bypass vulnerability. Reports indicate that the issue manifests when a Microsoft ISA server is utilizing the 'NetBIOS (all)' predefined filter.

A remote attacker may leverage this vulnerability to successfully make NetBIOS connections to NetBIOS based services that exist on a target ISA server.

Exploit / POC

Microsoft ISA Server NetBIOS Predefined Filter Policy Bypass Vulnerability

Currently we are not aware of any exploits for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.

Solution / Fix

Microsoft ISA Server NetBIOS Predefined Filter Policy Bypass Vulnerability

Solution:
Microsoft has released a fix to address this issue.


Microsoft ISA Server 2000 Enterprise Edition SP2

Microsoft ISA Server 2000 FP1

Microsoft ISA Server 2000 SP1

Microsoft ISA Server 2000

Microsoft ISA Server 2000 SP2

References

Microsoft ISA Server NetBIOS Predefined Filter Policy Bypass Vulnerability

References:

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