48 lines
1018 B
PHP
48 lines
1018 B
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* session library
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*
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* @package PhpMyAdmin
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*/
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use PMA\libraries\Core;
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use PMA\libraries\Util;
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/**
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* tries to secure session from hijacking and fixation
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* should be called before login and after successful login
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* (only required if sensitive information stored in session)
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*
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* @return void
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*/
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function PMA_secureSession()
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{
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// prevent session fixation and XSS
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if (session_status() === PHP_SESSION_ACTIVE && ! defined('TESTSUITE')) {
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session_regenerate_id(true);
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}
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PMA_generateToken();
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}
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/**
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* Generates PMA_token session variable.
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*
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* @return void
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*/
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function PMA_generateToken()
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{
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$_SESSION[' PMA_token '] = Util::generateRandom(16);
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/**
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* Check if token is properly generated (the generation can fail, for example
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* due to missing /dev/random for openssl).
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*/
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if (empty($_SESSION[' PMA_token '])) {
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Core::fatalError(
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'Failed to generate random CSRF token!'
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);
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}
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}
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