2158.txt

来自「This is the snapshot of Snot Latest Rule」· 文本 代码 · 共 56 行

Rule:

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Sid:
2158

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Summary:
This event is generated when an invalid BGP session is detected. 

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Impact:
Unknown.

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Detailed Information:
This event indicates that an invalid Border Gateway Protocol (BGP) packet has been detected.

BGP packets must have a datasize of at least 20 bytes. This event indicates that a BGP packet was detected with a datasize less than this amount. TCPDump may enter an endless loop trying to process this packet.

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Affected Systems:
This BGP packet may cause problems with TCPDump.

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Attack Scenarios:
An attacker would need to craft a special BGP packet with a type of 0 or a datasize of less than 20 bytes.

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

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Additional References:


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