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author | Andreas Fischer <bantu@phpbb.com> | 2010-10-28 21:41:14 +0200 |
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committer | Andreas Fischer <bantu@phpbb.com> | 2010-10-28 22:00:04 +0200 |
commit | ac26bb458f2a2ea60848921826c69bfe03e676db (patch) | |
tree | 41f832a2d381d38e4e6316b83baa87bdd93512f0 /phpBB/includes/functions_upload.php | |
parent | 6ff403c9f8fd19e5ddf81fdf3e8bb27018b519b9 (diff) | |
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[ticket/9764] Allow $config['mime_triggers'] to be an empty string.
explode('|', '') and explode('|', NULL) both return array(0 => '') which can
cause filespec::check_content() to reject everything starting with a '<'
character in case $config['mime_triggers'] is an empty string or not set.
fileupload::set_disallowed_content() now filters out empty strings by calling
array_diff() on the passed array, so setting $config['mime_triggers'] to an
empty string will turn off mime checking completely.
On the other side we want to fail safe if $config['mime_triggers'] is not set
at all. To do this, the array fileupload::$disallowed_content now contains some
default strings to be filtered out.
PHPBB3-9764
Diffstat (limited to 'phpBB/includes/functions_upload.php')
-rw-r--r-- | phpBB/includes/functions_upload.php | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/phpBB/includes/functions_upload.php b/phpBB/includes/functions_upload.php index 7f09cc1640..d5bbd80242 100644 --- a/phpBB/includes/functions_upload.php +++ b/phpBB/includes/functions_upload.php @@ -458,7 +458,7 @@ class fileerror extends filespec class fileupload { var $allowed_extensions = array(); - var $disallowed_content = array(); + var $disallowed_content = array('body', 'head', 'html', 'img', 'plaintext', 'a href', 'pre', 'script', 'table', 'title'); var $max_filesize = 0; var $min_width = 0; var $min_height = 0; @@ -539,7 +539,7 @@ class fileupload { if ($disallowed_content !== false && is_array($disallowed_content)) { - $this->disallowed_content = $disallowed_content; + $this->disallowed_content = array_diff($disallowed_content, array('')); } } |