1778.txt

snort入侵检测规则文件2.4 Snort是众所周知的网络入侵检测工具

Rule:

--
Sid:
1778

--
Summary:
This event is generated when an attempt is made to cause a Denial of Service (DoS) to an FTP server.

--
Impact:
Serious. Denial of Service.

--
Detailed Information:
Certain versions of Microsoft's IIS FTP service are vulnerable to a DoS attack. The condition exists when a user attempts to view the transfer status using the STAT command. If the user enters a large number of file globbing characters as an argument, the service will crash.

--
Affected Systems:
	Microsoft IIS versions 4.0, 5.0, and 5.1
	Cisco Building Broadband Service Manager 4.0.1 - 5.1
	Cisco Call Manager 3.0 - 3.2
	Cisco Unity Server 2.0 - 2.4

--
Attack Scenarios:
An attacker can cause the service to restart or hang, leaving the service unavailable to users.

--
Ease of Attack:
Medium

--
False Positives:
None Known

--
False Negatives:
None Known

--
Corrective Action:
Apply the appropriate vendor supplied patches.

--
Contributors:
Sourcefire Research Team
Brian Caswell <[e-mail]>
Nigel Houghton <[e-mail]>
Snort documentation contributed by Josh Sakofsky

-- 
Additional References:

Bugtraq:
http://www.securityfocus.com/bid/4482

--