282.txt

来自「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」· 文本 代码 · 共 73 行

Rule:

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Sid:

282

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Summary:
This event is generated when an attempt is made to issue a Denial of 
Service (DoS) attack against a host running Arkiea backup software.

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Impact:
Denial of Service

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Detailed Information:

Arkiea package is a backup application that is used to manage backups 
for a number of systems. A Denial of Service (DoS) vulnerability
exists in nlservd program, if fed with large inputs, will cause a 
program to crash.

A vulnerability in the nlservd from the Arkiea backup application allows
remote users to shut it down by sending it large amounts of input over 
the network.

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Affected Systems:

	Arkeia 4.0
	Arkeia 4.1	

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Attack Scenarios:

An attacker sends a overly large strings to a nlservd daemon, the 
service will crash immediately.

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Ease of Attack:

Simple.

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False Positives:

None known

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False Negatives:

None known

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

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Contributors:
Original Rule Writer Paul Bobby [e-mail]
Snort documentation contributed by Nawapong Nakjang ([e-mail], [e-mail])

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Additional References:

Bugtraq:
http://www.securityfocus.com/bid/662

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