1920.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

Nigel:  Old reference pointed to something totally unrelated.
Rule:
--

Sid:
1920

--
Summary:
This event is generated when an attempt is made to exploit a vulnerability associated with the FTP SITE NEWER command that may cause a denial of service or allow the upload of executable files.

--
Impact:
Remote access or denial of service.  A successful attack can cause a denial of service or allow the upload of executable files on the vulnerable FTP server.

--
Detailed Information:
This event is generated when an attempt is made to exploit a vulnerability associated with the WU-FTP server version of the SITE NEWER command. It is possible to cause a denial of service attack that consumes memory or upload files to execute arbitrary commands with the privileges of the process running the FTP server. 

--
Affected Systems:
Hosts running WU-FTPD 2.5.0.  

--
Attack Scenarios:
An attacker can cause a denial of service or upload files to execute arbitrary commands on the vulnerable FTP server.

--
Ease of Attack:
Difficult.  No known exploits available.

--
False Positives:
None Known.

--
False Negatives:
None Known.

--
Corrective Action:
Upgrade to the latest non-affected version of the software.

--
Contributors:
Sourcefire Research Team
Brian Caswell <[e-mail]> 
Nigel Houghton <[e-mail]>
Judy Novak <[e-mail]>

--
Additional References:

Bugtraq:
http://www.securityfocus.com/bid/737

--