1457.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:
1457

--
Summary:
This event is generated when an attempt is made to exploit an 
authentication vulnerability in a web server or an application running
on that server.

--
Impact:
Information gathering and system integrity compromise. Possible unauthorized
administrative access to the server or application.

--
Detailed Information:
This event is generated when an attempt is made to exploit a known
vulnerability in Blackboard CourseInfo running on  a web server. 

Any valid user is able to modify the contents of the database by
supplying form values of their choosing to the perl scripts running the
application.

--
Affected Systems:
	Blackboard CourseInfo 4.0 for UNIX and Windws NT

--
Attack Scenarios:
An attacker can access the authentication mechanism and supply his/her
own credentials to gain access. Alternatively the attacker can exploit
weaknesses to gain access as the administrator.

--
Ease of Attack:
Simple. No exploit software required.

--
False Positives:
None known.

--
False Negatives:
None known.

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

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

--
Additional References:

--