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MyBB & lt; 1.8.2unset _ globals () FunctionBypassandRemoteCodeExecution (ReverseShellExplo. catalogue 1. vulnerability description 2. vulnerability trigger conditions 3. impact scope 4. vulnerability code analysis 5. defense methods 6. attack and

PHP 6 has been around for some years. Although PHP 5 is widely used, PHP 6 is still a trend in the future. So what changes have PHP 6 made for PHP 5 and what improvements have been made?1. Unicode supported Unicode support is inevitable. Although

PHP Tutorial Configuration Chinese Narration Let's see what you see, php.ini. [PHP] ;;;;;;;;;;;; WARNING;;;;;;;;;;;;; This is the default settings file for new PHP installations.; By default, PHP installs itself with a configuration suitable for;

#一, PHP variable definition: Variables are used to store values, such as numbers, text strings or arrays, V: string/integer/double/array/object Naming rules: 1. The variable name of PHP is case-sensitive. 2. The variable name must begin with $3,

Changes and improvements in PHP6 compared with PHP5. PHP6 has been around for some years. although it is still commonly used in PHP5, PHP6 is still a trend in the future. So what are the changes and improvements of PHP6 for PHP5? PHP 6 has been

__wakeup () function usage __wakeup () is used in deserialization operations. Unserialize () checks for the existence of a __wakeup () method. If present, the __wakeup () method is invoked first. Class a{function __wakeup () {Echo ' Hello ';}}$c =

Catalogue 1. Vulnerability Description 2. Vulnerability trigger Condition 3. Vulnerability Impact Range 4. Vulnerability Code Analysis 5. Defense Method 6. Defensive thinking 1. Vulnerability description MyBB ' s unset_globals () function can be

First, the basic PHPBase type: Integer, String, Boolean, float, array, object, resource, NULL scalar type: boolean, Integer, Float/double, string composite type : Array, object Special type: resource, NULL Super global variable: $GLOBALS, $_server,

PHP pre-defined variable (2 ). PHP pre-defined variables (II) IV. Session variables ($ _ SESSION): the data generated by the php session function is in the form of super global variables, stored in the $ _ SESSION variable. 1. Session introduction

& Amp; lt ;? PhpPrivilegeAction. class. php {code...} & amp; lt ;? Phpindexphp {code ...} // PrivilegeAction. class. php // Determine whether a constant is defined. If not defined, it means that it is not the index. phpif (! Defined ('access')