故障描述:
# R) U( Z! Z9 N" I退出登录时出现”您当前的访问请求当中含有非法字符,已经被系统拒绝“错误。
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解决方法:
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打开 sourceclassdiscuzdiscuz_application.php 文件
# }" U% t, f2 N找到
3 x* Z! W# X% K2 k4 V' S$ Bprivate function _xss_check() {
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4 W/ V; q/ i) @ static $check = array('"', '>', '<', ''', '(', ')', 'CONTENT-TRANSFER-ENCODING');
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8 D. A6 \5 Q9 ^% ~" a if(isset($_GET['formhash']) && $_GET['formhash'] !== formhash()) {
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system_error('request_tainting');
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}
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! J% X* F1 {0 d2 `( f3 s& p! E if($_SERVER['REQUEST_METHOD'] == 'GET' ) {
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$temp = $_SERVER['REQUEST_URI'];
0 j; p' ^9 P0 T Y7 \. m- Z& ~1 _7 d } elseif(empty ($_GET['formhash'])) {
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$temp = $_SERVER['REQUEST_URI'].file_get_contents('php://input');
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} else {
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$temp = '';
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if(!empty($temp)) {
! W& _0 M( G, G# c $temp = strtoupper(urldecode(urldecode($temp)));
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foreach ($check as $str) {
6 n* v# V' W0 P8 z# d+ n: H1 Y, j if(strpos($temp, $str) !== false) {
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system_error('request_tainting');
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}
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return true;
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! G: T: l8 V& r$ s" R- o修改为
3 S7 E+ q9 B$ n& e* uprivate function _xss_check() {
4 z! `5 [/ U. N) x+ Z $temp = strtoupper(urldecode(urldecode($_SERVER['REQUEST_URI'])));
e, l& Y# R( Y- Y if(strpos($temp, '<') !== false || strpos($temp, '"') !== false || strpos($temp, 'CONTENT-TRANSFER-ENCODING') !== false) {
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system_error('request_tainting');
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8 d$ E- u% Z @/ Q! q* b& X6 Y return true;
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