2108.txt

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Rule:

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Sid:
2108

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Summary:
This event is generated when an attempt is made to exploit a buffer
overflow condition in the Post Office Protocol (POP) command CAPA.

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Impact:
Possible remote execution of arbitrary code leading to a remote root 
compromise.

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Detailed Information:
A vulnerability exists such that an attacker may overflow a buffer by
sending multiple line feed characters to a POP server via the CAPA command.

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Attack Scenarios:
Simple.

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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:

ZVON RFC Reference:
http://www.zvon.org/tmRFC/RFC2449/Output/chapter5.html

Gordano Knowledge Base:
http://www.ntmail.co.uk/kb.htm?q=981

ZVON RFC Reference:
http://www.zvon.org/tmRFC/RFC2449/Output/chapter6.html

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