From e7fb5b6ba75cc488d5fa155593546244334dec23 Mon Sep 17 00:00:00 2001
From: Frédéric Buclin <LpSolit@gmail.com>
Date: Tue, 10 Jan 2012 00:51:48 +0100
Subject: Bug 716283: Clickjacking in the attachment "Details" page allows to
 bypass token checks r=dkl a=LpSolit

---
 template/en/default/attachment/edit.html.tmpl | 10 ++++++++++
 template/en/default/global/textarea.html.tmpl |  3 +++
 2 files changed, 13 insertions(+)

diff --git a/template/en/default/attachment/edit.html.tmpl b/template/en/default/attachment/edit.html.tmpl
index a078141a2..d637e37d1 100644
--- a/template/en/default/attachment/edit.html.tmpl
+++ b/template/en/default/attachment/edit.html.tmpl
@@ -195,6 +195,16 @@
                   [% END %]
                 </a>
               </p>
+            [% ELSIF attachment.contenttype == "text/html" %]
+              [%# For security reasons (clickjacking, embedded scripts), we never
+                # render HTML pages from here. The source code is displayed instead. %]
+              [% INCLUDE global/textarea.html.tmpl
+                 id      = 'viewFrame'
+                 minrows = 10
+                 cols    = 80
+                 defaultcontent = attachment.data
+                 readonly = 'readonly'
+              %]
             [% ELSE %]
               <iframe id="viewFrame" src="attachment.cgi?id=[% attachment.id %]">
                 <b>You cannot view the attachment while viewing its details because your browser does not support IFRAMEs.
diff --git a/template/en/default/global/textarea.html.tmpl b/template/en/default/global/textarea.html.tmpl
index 84aacf2ee..4a493f928 100644
--- a/template/en/default/global/textarea.html.tmpl
+++ b/template/en/default/global/textarea.html.tmpl
@@ -21,6 +21,8 @@
   # style:          (optional) The "style"-attribute of the textarea.
   # classes:        (optional) The "class"-attribute of the textarea.
   # wrap:           (deprecated; optional) The "wrap"-attribute of the textarea.
+  # disabled:       (optional) Disable the textarea.
+  # readonly:       (optional) Prevent the textarea from being edited.
   # minrows:        (required) Number of rows the textarea shall have initially
   #                 and when not having focus.
   # maxrows:        (optional) Number of rows the textarea shall have if
@@ -42,6 +44,7 @@
           [% IF classes %] class="[% classes FILTER html %]"[% END %]
           [% IF wrap %] wrap="[% wrap FILTER html %]"[% END %]
           [% IF disabled %] disabled="disabled"[% END %]
+          [% IF readonly %] readonly="readonly"[% END %]
           [% IF defaultrows && user.settings.zoom_textareas.value == 'off' %]
             rows="[% defaultrows FILTER html %]"
           [% ELSE %]
-- 
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