1813.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 53 行

Rule:

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Sid:
1813

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Summary:
This event is generated when an ICMP request is made to gain information on available bandwidth.

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Impact:
Information gathering.

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Detailed Information:
An ICMP request is used to elicit information on the bandwidth available on a connection. Digital Island is a company that specializes in content delivery systems.

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Affected Systems:
All

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Attack Scenarios:
An attacker may attempt to determine the bandwidth available to the host.

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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:
Block inbound ICMP requests.

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

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Additional References:

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