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Network Security Snort-Users
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[Snort-users] False positive

Subject: [Snort-users] False positive
Date: Mon, 18 Jul 2005 11:43:34 -0300
MessageI receive many of these alerts, what are really false positives? 

(http_inspect) BARE BYTE UNICODE ENCODING  
(http_inspect) OVERSIZE REQUEST-URI DIRECTORY  
(http_inspect) IIS UNICODE CODEPOINT ENCODING  
(snort_decoder): Truncated Tcp Options  
(snort_decoder): Tcp Options found with bad lengths  
attempted-recon: (http_inspect) DOUBLE DECODING ATTACK  
attempted-dos: ICMP PATH MTU denial of service  
misc-activity: ICMP PING CyberKit 2.2 Windows  
non-standard-protocol: (http_inspect) OVERSIZE CHUNK ENCODING  


Thanks,
Angelita
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