2159.txt

来自「This is the snapshot of Snot Latest Rule」· 文本 代码 · 共 58 行

Rule:

--
Sid:
2159

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

--
Impact:
Unknown.

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

BGP packets must have a type of 1 or more. This event indicates that a BGP packet was detected with a type of 0. This may be related to another issue regarding invalid BGP datasizes. See sid 2158 for further information.

Note: if sid 2158 has been disabled, this event will be generated if the type of problem described in the documentation for sid 2158 is detected.

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

--
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.

--
Ease of Attack:
Simple.

--
False Positives:
None Known.

--
False Negatives:
None Known.

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

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

--
Additional References:


--