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fixed XSS for non existing bib files

pull/15/head
ahaber 11 years ago
parent
commit
058f8a1168
  1. 8
      bibtexbrowser.php

8
bibtexbrowser.php

@ -238,15 +238,15 @@ function _zetDB($bibtex_filenames) {
// ---------------------------- HANDLING unexistent files // ---------------------------- HANDLING unexistent files
foreach(explode(MULTIPLE_BIB_SEPARATOR, $bibtex_filenames) as $bib) { foreach(explode(MULTIPLE_BIB_SEPARATOR, $bibtex_filenames) as $bib) {
$saveBib = htmlEntities($bib, ENT_QUOTES);
// get file extension to only allow .bib files // get file extension to only allow .bib files
$ext = pathinfo($bib, PATHINFO_EXTENSION);
$ext = pathinfo($saveBib, PATHINFO_EXTENSION);
// this is a security protection // this is a security protection
if (BIBTEXBROWSER_LOCAL_BIB_ONLY && (!file_exists($bib) || strcasecmp($ext, 'bib') != 0)) {
if (BIBTEXBROWSER_LOCAL_BIB_ONLY && (!file_exists($saveBib) || strcasecmp($ext, 'bib') != 0)) {
// to automate dectection of faulty links with tools such as webcheck // to automate dectection of faulty links with tools such as webcheck
header('HTTP/1.1 404 Not found'); header('HTTP/1.1 404 Not found');
die('<b>the bib file '.$bib.' does not exist !</b>');
die('<b>the bib file '.$saveBib.' does not exist !</b>');
} }
} // end for each } // end for each

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