Unrated severityOSV Advisory· Published Apr 26, 2019· Updated Aug 5, 2024

CVE-2018-15580

Description

Cross-Site Scripting (XSS) vulnerability in adm/contentformupdate.php in gnuboard5 before 5.3.1.6 allows remote attackers to inject arbitrary web script or HTML.

Affected products

gnuboard/Gnuboard5OSV
Range: 5.0.1, 5.0.10, 5.0.11, …

Patches

5be739934b3c

Merge branch 'master' of github.com:gnuboard/g5

https://github.com/gnuboard/gnuboard5thisgunAug 24, 2018via osv

commit

36 files changed · +88 −63

adm/board_form_update.php+9 −9 modified

@@ -14,19 +14,19 @@
 if (!preg_match("/^([A-Za-z0-9_]{1,20})$/", $bo_table)) { alert('게시판 TABLE명은 공백없이 영문자, 숫자, _ 만 사용 가능합니다. (20자 이내)'); }
 if (!$_POST['bo_subject']) { alert('게시판 제목을 입력하세요.'); }
 
-$_POST['bo_include_head'] = preg_replace("#[\\\]+$#", "", substr($_POST['bo_include_head'], 0, 255));
-$_POST['bo_include_tail'] = preg_replace("#[\\\]+$#", "", substr($_POST['bo_include_tail'], 0, 255));
+$bo_include_head = preg_replace(array("#[\\\]+$#", "#(<\?php|<\?)#i"), "", substr($bo_include_head, 0, 255));
+$bo_include_tail = preg_replace(array("#[\\\]+$#", "#(<\?php|<\?)#i"), "", substr($bo_include_tail, 0, 255));
 
 // 관리자가 자동등록방지를 사용해야 할 경우
-if ($board && ($board['bo_include_head'] !== $_POST['bo_include_head'] || $board['bo_include_tail'] !== $_POST['bo_include_tail']) && function_exists('get_admin_captcha_by') && get_admin_captcha_by()){
+if ($board && ($board['bo_include_head'] !== $bo_include_head || $board['bo_include_tail'] !== $bo_include_tail) && function_exists('get_admin_captcha_by') && get_admin_captcha_by()){
     include_once(G5_CAPTCHA_PATH.'/captcha.lib.php');
 
     if (!chk_captcha()) {
         alert('자동등록방지 숫자가 틀렸습니다.');
     }
 }
 
-if ($file = $_POST['bo_include_head']) {
+if ($file = $bo_include_head) {
     $file_ext = pathinfo($file, PATHINFO_EXTENSION);
 
     if( ! $file_ext || ! in_array($file_ext, array('php', 'htm', 'html')) || ! preg_match('/^.*\.(php|htm|html)$/i', $file) ) {
@@ -35,7 +35,7 @@
     $_POST['bo_include_head'] = $file;
 }
 
-if ($file = $_POST['bo_include_tail']) {
+if ($file = $bo_include_tail) {
     $file_ext = pathinfo($file, PATHINFO_EXTENSION);
 
     if( ! $file_ext || ! in_array($file_ext, array('php', 'htm', 'html')) || ! preg_match('/^.*\.(php|htm|html)$/i', $file) ) {
@@ -44,11 +44,11 @@
     $_POST['bo_include_tail'] = $file;
 }
 
-if(!is_include_path_check($_POST['bo_include_head'], 1)) {
+if(!is_include_path_check($bo_include_head, 1)) {
     alert('상단 파일 경로에 포함시킬수 없는 문자열이 있습니다.');
 }
 
-if(!is_include_path_check($_POST['bo_include_tail'], 1)) {
+if(!is_include_path_check($bo_include_tail, 1)) {
     alert('하단 파일 경로에 포함시킬수 없는 문자열이 있습니다.');
 }
 
@@ -125,8 +125,8 @@
 
 // 최고 관리자인 경우에만 수정가능
 if ($is_admin === 'super'){
-$sql_common .= " bo_include_head     = '{$_POST['bo_include_head']}',
-                bo_include_tail     = '{$_POST['bo_include_tail']}',
+$sql_common .= " bo_include_head     = '".$bo_include_head."',
+                bo_include_tail     = '".$bo_include_tail."',
                 bo_content_head     = '{$_POST['bo_content_head']}',
                 bo_content_tail     = '{$_POST['bo_content_tail']}',
                 bo_mobile_content_head     = '{$_POST['bo_mobile_content_head']}',

adm/boardgroup_form.php+1 −1 modified

@@ -12,7 +12,7 @@
 if ($w == '') {
     $gr_id_attr = 'required';
     $sound_only = '<strong class="sound_only"> 필수</strong>';
-    $gr['gr_use_access'] = 0;
+    $gr = array('gr_use_access' => 0);
     $html_title .= ' 생성';
 } else if ($w == 'u') {
     $gr_id_attr = 'readonly';

adm/boardgroup_form_update.php+3 −1 modified

@@ -16,7 +16,9 @@
 
 if (!$gr_subject) alert('그룹 제목을 입력하세요.');
 
-$sql_common = " gr_subject = '{$_POST['gr_subject']}',
+$gr_subject = isset($_POST['gr_subject']) ? strip_tags($_POST['gr_subject']) : '';
+
+$sql_common = " gr_subject = '{$gr_subject}',
                 gr_device = '{$_POST['gr_device']}',
                 gr_admin  = '{$_POST['gr_admin']}',
                 gr_1_subj = '{$_POST['gr_1_subj']}',

adm/boardgroup_list_update.php+2 −1 modified

@@ -19,10 +19,11 @@
 {
     $k     = $_POST['chk'][$i];
     $gr_id = $_POST['group_id'][$k];
+    $gr_subject = strip_tags($_POST['gr_subject'][$k]);
 
     if($_POST['act_button'] == '선택수정') {
         $sql = " update {$g5['group_table']}
-                    set gr_subject    = '{$_POST['gr_subject'][$k]}',
+                    set gr_subject    = '{$gr_subject}',
                         gr_device     = '{$_POST['gr_device'][$k]}',
                         gr_admin      = '{$_POST['gr_admin'][$k]}',
                         gr_use_access = '{$_POST['gr_use_access'][$k]}',

adm/contentform.php+5 −3 modified

@@ -49,9 +49,11 @@
 else

 {

     $html_title .= ' 입력';

-    $co['co_html'] = 2;

-    $co['co_skin'] = 'basic';

-    $co['co_mobile_skin'] = 'basic';

+    $co = array(

+        'co_html' => 2,

+        'co_skin' => 'basic',

+        'co_mobile_skin' => 'basic'

+        );

 }

 

 include_once (G5_ADMIN_PATH.'/admin.head.php');

adm/contentformupdate.php+5 −1 modified

@@ -20,8 +20,12 @@
     $co_row = sql_fetch($sql);

 }

 

+$co_subject = strip_tags($co_subject);

+$co_include_head = preg_replace(array("#[\\\]+$#", "#(<\?php|<\?)#i"), "", substr($co_include_head, 0, 255));

+$co_include_tail = preg_replace(array("#[\\\]+$#", "#(<\?php|<\?)#i"), "", substr($co_include_tail, 0, 255));

+

 // 관리자가 자동등록방지를 사용해야 할 경우

-if (($co_row['co_include_head'] !== $_POST['co_include_head'] || $co_row['co_include_tail'] !== $_POST['co_include_tail']) && function_exists('get_admin_captcha_by') && get_admin_captcha_by()){

+if (($co_row['co_include_head'] !== $co_include_head || $co_row['co_include_tail'] !== $co_include_tail) && function_exists('get_admin_captcha_by') && get_admin_captcha_by()){

     include_once(G5_CAPTCHA_PATH.'/captcha.lib.php');

 

     if (!chk_captcha()) {

adm/faqmasterform.php+1 −0 modified

@@ -21,6 +21,7 @@
 else

 {

     $html_title .= ' 입력';

+    $fm = array();

 }

 

 $g5['title'] = $html_title.' 관리';

adm/faqmasterformupdate.php+2 −0 modified

@@ -18,6 +18,8 @@
 if ($fm_himg_del)  @unlink(G5_DATA_PATH."/faq/{$fm_id}_h");

 if ($fm_timg_del)  @unlink(G5_DATA_PATH."/faq/{$fm_id}_t");

 

+$fm_subject = strip_tags($fm_subject);

+

 $sql_common = " set fm_subject = '$fm_subject',

                     fm_head_html = '$fm_head_html',

                     fm_tail_html = '$fm_tail_html',

adm/newwinform.php+1 −1 modified

@@ -109,7 +109,7 @@
     <tr>

         <th scope="row"><label for="nw_subject">팝업 제목<strong class="sound_only"> 필수</strong></label></th>

         <td>

-            <input type="text" name="nw_subject" value="<?php echo stripslashes($nw['nw_subject']) ?>" id="nw_subject" required class="frm_input required" size="80">

+            <input type="text" name="nw_subject" value="<?php echo get_sanitize_input($nw['nw_subject']); ?>" id="nw_subject" required class="frm_input required" size="80">

         </td>

     </tr>

     <tr>

adm/newwinformupdate.php+3 −1 modified

@@ -12,6 +12,8 @@
 

 check_admin_token();

 

+$nw_subject = isset($_POST['nw_subject']) ? strip_tags($_POST['nw_subject']) : '';

+

 $sql_common = " nw_device = '{$_POST['nw_device']}',

                 nw_begin_time = '{$_POST['nw_begin_time']}',

                 nw_end_time = '{$_POST['nw_end_time']}',

@@ -20,7 +22,7 @@
                 nw_top = '{$_POST['nw_top']}',

                 nw_height = '{$_POST['nw_height']}',

                 nw_width = '{$_POST['nw_width']}',

-                nw_subject = '{$_POST['nw_subject']}',

+                nw_subject = '{$nw_subject}',

                 nw_content = '{$_POST['nw_content']}',

                 nw_content_html = '{$_POST['nw_content_html']}' ";

adm/point_update.php+3 −3 modified

@@ -6,9 +6,9 @@
 
 check_admin_token();
 
-$mb_id = $_POST['mb_id'];
-$po_point = $_POST['po_point'];
-$po_content = $_POST['po_content'];
+$mb_id = strip_tags($_POST['mb_id']);
+$po_point = strip_tags($_POST['po_point']);
+$po_content = strip_tags($_POST['po_content']);
 $expire = preg_replace('/[^0-9]/', '', $_POST['po_expire_term']);
 
 $mb = get_member($mb_id);

adm/qa_config_update.php+4 −1 modified

@@ -12,8 +12,11 @@
 
 $qaconfig = get_qa_config();
 
+$qa_include_head = preg_replace(array("#[\\\]+$#", "#(<\?php|<\?)#i"), "", substr($qa_include_head, 0, 255));
+$qa_include_tail = preg_replace(array("#[\\\]+$#", "#(<\?php|<\?)#i"), "", substr($qa_include_tail, 0, 255));
+
 // 관리자가 자동등록방지를 사용해야 할 경우
-if ($board && ($qaconfig['qa_include_head'] !== $_POST['qa_include_head'] || $qaconfig['qa_include_tail'] !== $_POST['qa_include_tail']) && function_exists('get_admin_captcha_by') && get_admin_captcha_by()){
+if ($board && ($qaconfig['qa_include_head'] !== $qa_include_head || $qaconfig['qa_include_tail'] !== $qa_include_tail) && function_exists('get_admin_captcha_by') && get_admin_captcha_by()){
     include_once(G5_CAPTCHA_PATH.'/captcha.lib.php');
 
     if (!chk_captcha()) {

adm/sms_admin/history_num.php+1 −1 modified

@@ -27,7 +27,7 @@
 include_once(G5_ADMIN_PATH.'/admin.head.php');

 ?>

 

-<form name="search_form" method="get" action="<?echo $_SERVER['SCRIPT_NAME']?>" class="local_sch01 local_sch" >

+<form name="search_form" method="get" action="<?php echo $_SERVER['SCRIPT_NAME']; ?>" class="local_sch01 local_sch" >

 <label for="st" class="sound_only">검색대상</label>

 <select name="st" id="st">

     <option value="hs_name"<?php echo get_selected('hs_name', $st); ?>>이름</option>

adm/sms_admin/num_book_update.php+2 −0 modified

@@ -21,6 +21,8 @@
     if (!strlen(trim($bk_name)))

         alert('이름을 입력해주세요');

 

+    $bk_name = strip_tags($bk_name);

+

     if ($bk_hp == '')

         alert('휴대폰번호만 입력 가능합니다.');

 /*

adm/sms_admin/num_book_write.php+6 −8 modified

@@ -30,7 +30,7 @@
     $g5['title'] .= '수정';

 }

 else  {

-    $write['bg_no'] = $bg_no;

+    $write = array('bg_no' => (int) $bg_no);

     $g5['title'] .= '추가';

 }

 

@@ -43,12 +43,12 @@
 ?>

 

 <form name="book_form" id="book_form" method="post" action="./num_book_update.php">

-<input type="hidden" name="w" value="<?php echo $w?>">

-<input type="hidden" name="page" value="<?php echo $page?>">

-<input type="hidden" name="ap" value="<?php echo $ap?>">

+<input type="hidden" name="w" value="<?php echo get_sanitize_input($w); ?>">

+<input type="hidden" name="page" value="<?php echo get_sanitize_input($page); ?>">

+<input type="hidden" name="ap" value="<?php echo get_sanitize_input($ap); ?>">

 <input type="hidden" name="bk_no" value="<?php echo $write['bk_no']?>">

 <input type="hidden" name="mb_id" id="mb_id" value="<?php echo $write['mb_id']?>">

-<input type="hidden" name="get_bg_no" value="<?php echo $bg_no?>">

+<input type="hidden" name="get_bg_no" value="<?php echo get_sanitize_input($bg_no); ?>">

 

 <div class="tbl_frm01 tbl_wrap">

     <table>

@@ -74,7 +74,7 @@
     </tr>

     <tr>

         <th scope="row"><label for="bk_name">이름<strong class="sound_only"> 필수</strong></label></th>

-        <td><input type="text" name="bk_name" id="bk_name" maxlength="50" value="<?php echo $write['bk_name']?>" required class="frm_input required"></td>

+        <td><input type="text" name="bk_name" id="bk_name" maxlength="50" value="<?php echo get_sanitize_input($write['bk_name']); ?>" required class="frm_input required"></td>

     </tr>

     <tr>

         <th scope="row"><label for="bk_hp">휴대폰번호<strong class="sound_only"> 필수</strong></label></th>

@@ -187,14 +187,12 @@ function book_submit(){
                     if($check_msg.size()> 0)

                         $check_msg.remove();

 

-//                    $("#exist_msg").text("<?php echo $exist_msg_2; ?>");

                     is_submit = true;

                 } else {

                     if($check_msg.size() < 1)

                         $("input#bk_hp").after("<div id=\"hp_check_el\"><h3>이 번호를 쓰는 회원 정보</h3><ul></ul></div>");

 

                     $("#hp_check_el").find("ul").html( list_text );

-//                    $("#exist_msg").html("<?php echo $exist_msg_1 ?>");

 

                     if(confirm("회원 정보에 중복 휴대폰 번호가 있습니다.수정하실 경우 회원정보에 반영되지 않습니다.\n수정하시겠습니까?"))

                         is_submit = true;

bbs/formmail_send.php+3 −4 modified

@@ -12,14 +12,13 @@
 $email_enc = new str_encrypt();
 $to = $email_enc->decrypt($to);
 
-if (substr_count($to, "@") > 1)
-    alert_close('한번에 한사람에게만 메일을 발송할 수 있습니다.');
-
-
 if (!chk_captcha()) {
     alert('자동등록방지 숫자가 틀렸습니다.');
 }
 
+if (!preg_match("/([0-9a-zA-Z_-]+)@([0-9a-zA-Z_-]+)\.([0-9a-zA-Z_-]+)/", $to)){
+    alert_close('E-mail 주소가 형식에 맞지 않아서, 메일을 보낼수 없습니다.');
+}
 
 $file = array();
 for ($i=1; $i<=$attach; $i++) {

bbs/login_check.php+1 −1 modified

@@ -72,7 +72,7 @@
     // 3.27
     // 자동로그인 ---------------------------
     // 쿠키 한달간 저장
-    $key = md5($_SERVER['SERVER_ADDR'] . $_SERVER['REMOTE_ADDR'] . $_SERVER['HTTP_USER_AGENT'] . $mb['mb_password']);
+    $key = md5($_SERVER['SERVER_ADDR'] . $_SERVER['SERVER_SOFTWARE'] . $_SERVER['HTTP_USER_AGENT'] . $mb['mb_password']);
     set_cookie('ck_mb_id', $mb['mb_id'], 86400 * 31);
     set_cookie('ck_auto', $key, 86400 * 31);
     // 자동로그인 end ---------------------------

bbs/member_confirm.php+4 −0 modified

@@ -24,6 +24,10 @@
 // url 체크
 check_url_host($url, '', G5_URL, true);
 
+if( preg_match('#^/{3,}#', $url) ){
+    $url = preg_replace('#^/{3,}#', '/', $url);
+}
+
 $url = get_text($url);
 
 include_once($member_skin_path.'/member_confirm.skin.php');

common.php+2 −1 modified

@@ -374,7 +374,7 @@ function sql_escape_string($str)
             $sql = " select mb_password, mb_intercept_date, mb_leave_date, mb_email_certify from {$g5['member_table']} where mb_id = '{$tmp_mb_id}' ";
             $row = sql_fetch($sql);
             if($row['mb_password']){
-                $key = md5($_SERVER['SERVER_ADDR'] . $_SERVER['REMOTE_ADDR'] . $_SERVER['HTTP_USER_AGENT'] . $row['mb_password']);
+                $key = md5($_SERVER['SERVER_ADDR'] . $_SERVER['SERVER_SOFTWARE'] . $_SERVER['HTTP_USER_AGENT'] . $row['mb_password']);
                 // 쿠키에 저장된 키와 같다면
                 $tmp_key = get_cookie('ck_auto');
                 if ($tmp_key === $key && $tmp_key) {
@@ -621,6 +621,7 @@ function sql_escape_string($str)
     foreach($extend_file as $file) {
         include_once(G5_EXTEND_PATH.'/'.$file);
     }
+    unset($file);
 }
 unset($extend_file);

config.php+1 −1 modified

@@ -5,7 +5,7 @@
 ********************/
 
 define('G5_VERSION', '그누보드5');
-define('G5_GNUBOARD_VER', '5.3.1.5');
+define('G5_GNUBOARD_VER', '5.3.1.6');
 
 // 이 상수가 정의되지 않으면 각각의 개별 페이지는 별도로 실행될 수 없음
 define('_GNUBOARD_', true);

js/kakaolink.js+16 −6 modified

@@ -1,10 +1,20 @@
-function kakaolink_send(text, url)
+function kakaolink_send(text, url, image)
 {
+    if( image === undefined ){
+        image = '';
+    }
+
     // 카카오톡 링크 버튼을 생성합니다. 처음 한번만 호출하면 됩니다.
-    Kakao.Link.sendTalkLink({
-      webLink : {
-        text: String(text),
-        url: url // 앱 설정의 웹 플랫폼에 등록한 도메인의 URL이어야 합니다.
-      }
+    Kakao.Link.sendDefault({
+        objectType: 'feed',
+        content: {
+            title: String(text),
+            description: url,
+            imageUrl: image,
+            link: {
+                mobileWebUrl: url,
+                webUrl: url // 앱 설정의 웹 플랫폼에 등록한 도메인의 URL이어야 합니다.
+            }
+        }
     });
 }
\ No newline at end of file

lib/common.lib.php+5 −5 modified

@@ -3269,7 +3269,7 @@ class str_encrypt
     function __construct($salt='')
     {
         if(!$salt)
-            $this->salt = md5(preg_replace('/[^0-9A-Za-z]/', substr(G5_MYSQL_USER, -1), G5_MYSQL_PASSWORD));
+            $this->salt = md5(preg_replace('/[^0-9A-Za-z]/', substr(G5_MYSQL_USER, -1), $_SERVER['SERVER_SOFTWARE'].$_SERVER['DOCUMENT_ROOT']));
         else
             $this->salt = $salt;
 
@@ -3288,12 +3288,12 @@ function encrypt($str)
             $result .= $char;
         }
 
-        return base64_encode($result);
+        return strtr(base64_encode($result) , '+/=', '._-');
     }
 
     function decrypt($str) {
         $result = '';
-        $str    = base64_decode($str);
+        $str    = base64_decode(strtr($str, '._-', '+/='));
         $length = strlen($str);
 
         for($i=0; $i<$length; $i++) {
@@ -3438,7 +3438,7 @@ function is_include_path_check($path='', $is_input='')
     if( $path ){
         if ($is_input){
 
-            if( stripos($path, 'php://') !== false || stripos($path, 'zlib://') !== false || stripos($path, 'bzip2://') !== false || stripos($path, 'zip://') !== false || stripos($path, 'data:text/') !== false || stripos($path, 'data://') !== false ){
+            if( stripos($path, 'php:') !== false || stripos($path, 'zlib:') !== false || stripos($path, 'bzip2:') !== false || stripos($path, 'zip:') !== false || stripos($path, 'data:') !== false || stripos($path, 'phar:') !== false ){
                 return false;
             }
 
@@ -3478,7 +3478,7 @@ function is_include_path_check($path='', $is_input='')
                 return false;
             }
 
-            if( preg_match('/\/data\/(file|editor|qa|cache|member|member_image|session|tmp)\/[A-Za-z0-9_]{1,20}\//i', $path) ){
+            if( preg_match('/\/data\/(file|editor|qa|cache|member|member_image|session|tmp)\/[A-Za-z0-9_]{1,20}\//i', str_replace('\\', '/', $path)) ){
                 return false;
             }
         }

mobile/skin/board/basic/list.skin.php+0 −1 modified

@@ -76,7 +76,6 @@
                         <?php if ($list[$i]['is_notice']) { ?><strong class="notice_icon"><i class="fa fa-volume-up" aria-hidden="true"></i>공지</strong><?php } ?> 

                         <?php echo $list[$i]['subject'] ?>

                         <?php

-                        // if ($list[$i]['link']['count']) { echo '['.$list[$i]['link']['count']}.']'; }

                         // if ($list[$i]['file']['count']) { echo '<'.$list[$i]['file']['count'].'>'; }

 

                         if (isset($list[$i]['icon_new'])) echo $list[$i]['icon_new'];

mobile/skin/board/basic/view.skin.php+1 −1 modified

@@ -153,7 +153,7 @@
     </section>

     <?php } ?>

 

-    <?php if(isset($view['link'][1]) && $view['link'][1]) { ?>

+    <?php if(array_filter($view['link'])) { ?>

     <!-- 관련링크 시작 { -->

     <section id="bo_v_link">

         <h2>관련링크</h2>

mobile/skin/board/gallery/list.skin.php+0 −1 modified

@@ -103,7 +103,6 @@
                         <?php if ($list[$i]['comment_cnt']) { ?><span class="sound_only">댓글</span><?php echo $list[$i]['comment_cnt']; ?><span class="sound_only">개</span><?php } ?>

                     </a>

                     <?php

-                    // if ($list[$i]['link']['count']) { echo '['.$list[$i]['link']['count']}.']'; }

                     // if ($list[$i]['file']['count']) { echo '<'.$list[$i]['file']['count'].'>'; }

 

                     if (isset($list[$i]['icon_new'])) echo $list[$i]['icon_new'];

mobile/skin/board/gallery/view.skin.php+1 −1 modified

@@ -153,7 +153,7 @@
     </section>

     <?php } ?>

 

-    <?php if(isset($view['link'][1]) && $view['link'][1]) { ?>

+    <?php if(array_filter($view['link'])) { ?>

     <!-- 관련링크 시작 { -->

     <section id="bo_v_link">

         <h2>관련링크</h2>

plugin/htmlpurifier/safeiframe.txt+3 −1 modified

@@ -9,4 +9,6 @@ play.afreeca.com/
 v.nate.com/

 www.microsoft.com/showcase/video.aspx/

 w.soundcloud.com/

-www.facebook.com/
\ No newline at end of file
+www.facebook.com/

+kakaotv.daum.net/

+v.afree.ca/
\ No newline at end of file

plugin/sns/view.sns.skin.php+1 −1 modified

@@ -23,7 +23,7 @@
 ?>

 

 <?php if(G5_IS_MOBILE && $config['cf_kakao_js_apikey']) { ?>

-<script src="https://developers.kakao.com/sdk/js/kakao.min.js"></script>

+<script src="//developers.kakao.com/sdk/js/kakao.min.js"></script>

 <script src="<?php echo G5_JS_URL; ?>/kakaolink.js"></script>

 <script>

     // 사용할 앱의 Javascript 키를 설정해 주세요.

skin/board/basic/list.skin.php+0 −1 modified

@@ -114,7 +114,6 @@
                        

                     </a>

                     <?php

-                    // if ($list[$i]['link']['count']) { echo '['.$list[$i]['link']['count']}.']'; }

                     // if ($list[$i]['file']['count']) { echo '<'.$list[$i]['file']['count'].'>'; }

                     if (isset($list[$i]['icon_file'])) echo rtrim($list[$i]['icon_file']);

                     if (isset($list[$i]['icon_link'])) echo rtrim($list[$i]['icon_link']);

skin/board/basic/view.skin.php+1 −1 modified

@@ -135,7 +135,7 @@
     <!-- } 첨부파일 끝 -->

     <?php } ?>

 

-    <?php if(isset($view['link'][1]) && $view['link'][1]) { ?>

+    <?php if(array_filter($view['link'])) { ?>

     <!-- 관련링크 시작 { -->

     <section id="bo_v_link">

         <h2>관련링크</h2>

skin/board/gallery/list.skin.php+0 −1 modified

@@ -117,7 +117,6 @@
                             <?php echo $list[$i]['subject'] ?>

                             <?php if ($list[$i]['comment_cnt']) { ?><span class="sound_only">댓글</span><span class="cnt_cmt">+ <?php echo $list[$i]['wr_comment']; ?></span><span class="sound_only">개</span><?php } ?>

                             <?php

-                            // if ($list[$i]['link']['count']) { echo '['.$list[$i]['link']['count']}.']'; }

                             // if ($list[$i]['file']['count']) { echo '<'.$list[$i]['file']['count'].'>'; }

 

                             if (isset($list[$i]['icon_new'])) echo rtrim($list[$i]['icon_new']);

skin/board/gallery/view.skin.php+1 −1 modified

@@ -135,7 +135,7 @@
     <!-- } 첨부파일 끝 -->

     <?php } ?>

 

-    <?php if(isset($view['link'][1]) && $view['link'][1]) { ?>

+    <?php if(array_filter($view['link'])) { ?>

     <!-- 관련링크 시작 { -->

     <section id="bo_v_link">

         <h2>관련링크</h2>

theme/basic/mobile/skin/board/basic/list.skin.php+0 −1 modified

@@ -76,7 +76,6 @@
                         <?php if ($list[$i]['is_notice']) { ?><strong class="notice_icon"><i class="fa fa-volume-up" aria-hidden="true"></i>공지</strong><?php } ?> 

                         <?php echo $list[$i]['subject'] ?>

                         <?php

-                        // if ($list[$i]['link']['count']) { echo '['.$list[$i]['link']['count']}.']'; }

                         // if ($list[$i]['file']['count']) { echo '<'.$list[$i]['file']['count'].'>'; }

 

                         if (isset($list[$i]['icon_new'])) echo $list[$i]['icon_new'];

theme/basic/mobile/skin/board/gallery/list.skin.php+0 −1 modified

@@ -103,7 +103,6 @@
                         <?php if ($list[$i]['comment_cnt']) { ?><span class="sound_only">댓글</span><?php echo $list[$i]['comment_cnt']; ?><span class="sound_only">개</span><?php } ?>

                     </a>

                     <?php

-                    // if ($list[$i]['link']['count']) { echo '['.$list[$i]['link']['count']}.']'; }

                     // if ($list[$i]['file']['count']) { echo '<'.$list[$i]['file']['count'].'>'; }

 

                     if (isset($list[$i]['icon_new'])) echo $list[$i]['icon_new'];

theme/basic/skin/board/basic/list.skin.php+0 −1 modified

@@ -114,7 +114,6 @@
                        

                     </a>

                     <?php

-                    // if ($list[$i]['link']['count']) { echo '['.$list[$i]['link']['count']}.']'; }

                     // if ($list[$i]['file']['count']) { echo '<'.$list[$i]['file']['count'].'>'; }

                     if (isset($list[$i]['icon_file'])) echo rtrim($list[$i]['icon_file']);

                     if (isset($list[$i]['icon_link'])) echo rtrim($list[$i]['icon_link']);

theme/basic/skin/board/gallery/list.skin.php+0 −1 modified

@@ -117,7 +117,6 @@
                             <?php echo $list[$i]['subject'] ?>

                             <?php if ($list[$i]['comment_cnt']) { ?><span class="sound_only">댓글</span><span class="cnt_cmt">+ <?php echo $list[$i]['wr_comment']; ?></span><span class="sound_only">개</span><?php } ?>

                             <?php

-                            // if ($list[$i]['link']['count']) { echo '['.$list[$i]['link']['count']}.']'; }

                             // if ($list[$i]['file']['count']) { echo '<'.$list[$i]['file']['count'].'>'; }

 

                             if (isset($list[$i]['icon_new'])) echo rtrim($list[$i]['icon_new']);

b1fc952c7600

XSS 취약점 수정

https://github.com/gnuboard/gnuboard5thisgunAug 22, 2018via osv

commit

12 files changed · +26 −13

adm/boardgroup_form.php+1 −1 modified

@@ -12,7 +12,7 @@
 if ($w == '') {
     $gr_id_attr = 'required';
     $sound_only = '<strong class="sound_only"> 필수</strong>';
-    $gr['gr_use_access'] = 0;
+    $gr = array('gr_use_access' => 0);
     $html_title .= ' 생성';
 } else if ($w == 'u') {
     $gr_id_attr = 'readonly';

adm/boardgroup_form_update.php+3 −1 modified

@@ -16,7 +16,9 @@
 
 if (!$gr_subject) alert('그룹 제목을 입력하세요.');
 
-$sql_common = " gr_subject = '{$_POST['gr_subject']}',
+$gr_subject = isset($_POST['gr_subject']) ? strip_tags($_POST['gr_subject']) : '';
+
+$sql_common = " gr_subject = '{$gr_subject}',
                 gr_device = '{$_POST['gr_device']}',
                 gr_admin  = '{$_POST['gr_admin']}',
                 gr_1_subj = '{$_POST['gr_1_subj']}',

adm/boardgroup_list_update.php+2 −1 modified

@@ -19,10 +19,11 @@
 {
     $k     = $_POST['chk'][$i];
     $gr_id = $_POST['group_id'][$k];
+    $gr_subject = strip_tags($_POST['gr_subject'][$k]);
 
     if($_POST['act_button'] == '선택수정') {
         $sql = " update {$g5['group_table']}
-                    set gr_subject    = '{$_POST['gr_subject'][$k]}',
+                    set gr_subject    = '{$gr_subject}',
                         gr_device     = '{$_POST['gr_device'][$k]}',
                         gr_admin      = '{$_POST['gr_admin'][$k]}',
                         gr_use_access = '{$_POST['gr_use_access'][$k]}',

adm/contentform.php+5 −3 modified

@@ -49,9 +49,11 @@
 else

 {

     $html_title .= ' 입력';

-    $co['co_html'] = 2;

-    $co['co_skin'] = 'basic';

-    $co['co_mobile_skin'] = 'basic';

+    $co = array(

+        'co_html' => 2,

+        'co_skin' => 'basic',

+        'co_mobile_skin' => 'basic'

+        );

 }

 

 include_once (G5_ADMIN_PATH.'/admin.head.php');

adm/contentformupdate.php+1 −0 modified

@@ -20,6 +20,7 @@
     $co_row = sql_fetch($sql);

 }

 

+$co_subject = strip_tags($co_subject);

 $co_include_head = preg_replace(array("#[\\\]+$#", "#(<\?php|<\?)#i"), "", substr($co_include_head, 0, 255));

 $co_include_tail = preg_replace(array("#[\\\]+$#", "#(<\?php|<\?)#i"), "", substr($co_include_tail, 0, 255));

adm/faqmasterform.php+1 −0 modified

@@ -21,6 +21,7 @@
 else

 {

     $html_title .= ' 입력';

+    $fm = array();

 }

 

 $g5['title'] = $html_title.' 관리';

adm/faqmasterformupdate.php+2 −0 modified

@@ -18,6 +18,8 @@
 if ($fm_himg_del)  @unlink(G5_DATA_PATH."/faq/{$fm_id}_h");

 if ($fm_timg_del)  @unlink(G5_DATA_PATH."/faq/{$fm_id}_t");

 

+$fm_subject = strip_tags($fm_subject);

+

 $sql_common = " set fm_subject = '$fm_subject',

                     fm_head_html = '$fm_head_html',

                     fm_tail_html = '$fm_tail_html',

adm/newwinform.php+1 −1 modified

@@ -109,7 +109,7 @@
     <tr>

         <th scope="row"><label for="nw_subject">팝업 제목<strong class="sound_only"> 필수</strong></label></th>

         <td>

-            <input type="text" name="nw_subject" value="<?php echo stripslashes($nw['nw_subject']) ?>" id="nw_subject" required class="frm_input required" size="80">

+            <input type="text" name="nw_subject" value="<?php echo get_sanitize_input($nw['nw_subject']); ?>" id="nw_subject" required class="frm_input required" size="80">

         </td>

     </tr>

     <tr>

adm/newwinformupdate.php+3 −1 modified

@@ -12,6 +12,8 @@
 

 check_admin_token();

 

+$nw_subject = isset($_POST['nw_subject']) ? strip_tags($_POST['nw_subject']) : '';

+

 $sql_common = " nw_device = '{$_POST['nw_device']}',

                 nw_begin_time = '{$_POST['nw_begin_time']}',

                 nw_end_time = '{$_POST['nw_end_time']}',

@@ -20,7 +22,7 @@
                 nw_top = '{$_POST['nw_top']}',

                 nw_height = '{$_POST['nw_height']}',

                 nw_width = '{$_POST['nw_width']}',

-                nw_subject = '{$_POST['nw_subject']}',

+                nw_subject = '{$nw_subject}',

                 nw_content = '{$_POST['nw_content']}',

                 nw_content_html = '{$_POST['nw_content_html']}' ";

adm/point_update.php+3 −3 modified

@@ -6,9 +6,9 @@
 
 check_admin_token();
 
-$mb_id = $_POST['mb_id'];
-$po_point = $_POST['po_point'];
-$po_content = $_POST['po_content'];
+$mb_id = strip_tags($_POST['mb_id']);
+$po_point = strip_tags($_POST['po_point']);
+$po_content = strip_tags($_POST['po_content']);
 $expire = preg_replace('/[^0-9]/', '', $_POST['po_expire_term']);
 
 $mb = get_member($mb_id);

adm/sms_admin/num_book_update.php+2 −0 modified

@@ -21,6 +21,8 @@
     if (!strlen(trim($bk_name)))

         alert('이름을 입력해주세요');

 

+    $bk_name = strip_tags($bk_name);

+

     if ($bk_hp == '')

         alert('휴대폰번호만 입력 가능합니다.');

 /*

adm/sms_admin/num_book_write.php+2 −2 modified

@@ -30,7 +30,7 @@
     $g5['title'] .= '수정';

 }

 else  {

-    $write['bg_no'] = $bg_no;

+    $write = array('bg_no' => (int) $bg_no);

     $g5['title'] .= '추가';

 }

 

@@ -74,7 +74,7 @@
     </tr>

     <tr>

         <th scope="row"><label for="bk_name">이름<strong class="sound_only"> 필수</strong></label></th>

-        <td><input type="text" name="bk_name" id="bk_name" maxlength="50" value="<?php echo $write['bk_name']?>" required class="frm_input required"></td>

+        <td><input type="text" name="bk_name" id="bk_name" maxlength="50" value="<?php echo get_sanitize_input($write['bk_name']); ?>" required class="frm_input required"></td>

     </tr>

     <tr>

         <th scope="row"><label for="bk_hp">휴대폰번호<strong class="sound_only"> 필수</strong></label></th>

Vulnerability mechanics

Generated on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.

References

github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13mitrex_refsource_CONFIRM

News mentions

No linked articles in our index yet.

cvss	0.000
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000