full-disclosure - MS03-039

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From: elvi52001 at yahoo.com (Elv1S)
Subject: MS03-039 - Exploit ...


from nessus lol

# The script code starts here
#

function dcom_recv(socket)
{
local_var buf, len;

buf = recv(socket:socket, length:10);
if(strlen(buf) != 10)return NULL;

len = ord(buf[8]);
len += ord(buf[9])*256;
buf += recv(socket:socket, length:len - 10);
return buf;
}


port = 135;
if(!get_port_state(port))port = 593;
else {
soc = open_sock_tcp(port);
if(!soc)port = 593;
else close(soc);
}
if(!get_port_state(port))exit(0);

#-------------------------------------------------------------#

function hex2raw(s)
{
local_var i, j, ret;

for(i=0;i<strlen(s);i+=2)
{
  if(ord(s[i]) >= ord("0") && ord(s[i]) <= ord("9"))
  j = int(s[i]);
  else
  j = int((ord(s[i]) - ord("a")) + 10);

  j *= 16;
  if(ord(s[i+1]) >= ord("0") && ord(s[i+1]) <= ord("9"))
  j += int(s[i+1]);
  else
  j += int((ord(s[i+1]) - ord("a")) + 10);
  ret += raw_string(j);
}
return ret;
}

#--------------------------------------------------------------#
function check(req)
{ 
local_var soc, bindstr, error_code, r;


soc = open_sock_tcp(port);
if(!soc)exit(0);

bindstr = "05000b03100000004800000001000000d016d016000000000100000000000100a001000000000000c00000000000004600000000045d888aeb1cc9119fe808002b10486002000000";
send(socket:soc, data:hex2raw(s:bindstr));
r = dcom_recv(socket:soc);
if(!r)exit(0);

send(socket:soc, data:req);
r = dcom_recv(socket:soc);
if(!r)return NULL;

close(soc);
error_code = substr(r, strlen(r) - 4, strlen(r));
return error_code;
}

function check2(req)
{ 
local_var soc,bindstr, error_code, r;


soc = open_sock_tcp(port);
if(!soc)exit(0);

bindstr = "05000b03100000004800000001000000d016d016000000000100000000000100a001000000000000c00000000000004600000000045d888aeb1cc9119fe808002b10486002000000";
send(socket:soc, data:hex2raw(s:bindstr));
r = dcom_recv(socket:soc);
if(!r)exit(0);

send(socket:soc, data:req);
r = dcom_recv(socket:soc);
if(!r)return NULL;


error_code = substr(r, strlen(r) - 24, strlen(r) - 20);
return error_code;
}
#---------------------------------------------------------------#


# Determine if we the remote host is running Win95/98/ME
bindwinme = "05000b03100000004800000053535641d016d016000000000100000000000100e6730ce6f988cf119af10020af6e72f402000000045d888aeb1cc9119fe808002b10486002000000";
soc = open_sock_tcp(port);
if(!soc)exit(0);
send(socket:soc, data:hex2raw(s:bindwinme));
rwinme = dcom_recv(socket:soc);
close(soc);
lenwinme = strlen(rwinme);
stubwinme = substr(rwinme, lenwinme-24, lenwinme-21);

# This is Windows 95/98/ME which is not vulnerable
if("02000100" >< hexstr(stubwinme))exit(0);


#----------------------------------------------------------------#

REGDB_CLASS_NOTREG = "5401048000";
CO_E_BADPATH = "0400088000";
NT_QUOTE_ERROR_CODE_EQUOTE = "00000000";



#
req1 =
 "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";

req2 =
 "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";


req3  = "05000e03100000004800000003000000d016d01605af00000100000001000100b84a9f4d1c7dcf11861e0020af6e7c5700000000045d888aeb1cc9119fe808002b10486002000000";

req4 = "05000003100000009a00000003000000820000000100000005000200000000000000000000000000000000000000000000000000000000009596952a8cda6d4ab23619bcaf2c2dea34eb8f000700000000000000070000005c005c004d0045004f00570000000000000000005c0048005c0048000100000058e98f00010000009596952a8cda6d4ab23619bcaf2c2dea01000000010000005c00";




#display(hex2raw(s:req));
#exit(0);






error1 = check(req:hex2raw(s:req1));
error2 = check(req:hex2raw(s:req2)); 


#error3 = check(req:hex2raw(s:req3));
#error4 = check2(req:hex2raw(s:req4));

#display("error1=", hexstr(error1), "\n");
#display("error2=", hexstr(error2), "\n");
#display("error3=", hexstr(error3), "\n");
#display("error4=", hexstr(error4), "\n");



if(hexstr(error2) == hexstr(error1))
{
if(hexstr(error1) == "0500078000")exit(0); # DCOM disabled
security_hole(port);
}
else {
set_kb_item(name:"SMB/KB824146", value:TRUE);
}

 





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