php exploit?

From: jon schatz (jon@divisionbyzero.com)
Date: 02/27/02


From: jon schatz <jon@divisionbyzero.com>
To: vuln-dev@securityfocus.com
Date: 27 Feb 2002 13:56:35 -0800


from the incidents list. has there been an "official" announcement yet?

    this just hit the snort-sigs list this afternoon:
    
    From: Brian <bmc@snort.org>
    Date: Tue Feb 26, 2002 04:02:22 US/Pacific
    Subject: [Snort-sigs] php overflow signatures
    
    Below are the initial signatures for the PHP overflow that is about
    to
    get a bunch of publication. Have fun and whatnot.
    
    Sourceforge's CVS server is broken, so these are not yet in CVS.
    
    alert tcp $EXTERNAL_NET any -> $HOME_NET 80 (msg:"EXPERIMENTAL php
    content-disposition memchr overlfow"; flags:A+;
    content:"Content-Disposition\:"; content:"name=\"|CC CC CC CC CC|";
    classtype:web-application-attack; sid:1423; rev:1;)
    
    alert ip $EXTERNAL_NET any -> $HOME_NET any (msg:"EXPERIMENTAL
    SHELLCODE x86 EB OC NOOP"; content:"|EB 0C EB 0C EB 0C EB 0C EB 0C
    EB 0C EB 0C EB 0C|"; classtype:shellcode-detect; sid:1424; rev:1;)
    
    alert tcp $EXTERNAL_NET any -> $HOME_NET 80 (msg:"EXPERIMENTAL php
    content-disposition"; flags:A+; content:"Content-Disposition\:";
    content:"form-data\;"; classtype:web-application-attack; sid:1425;
    rev:1;)
    
-jon

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