Bug 30524: Core CSRF checking code
Split out from bug 22990 as requested. Signed-off-by: David Cook <dcook@prosentient.com.au> Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com> Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl> Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io> (cherry picked from commit aba9e61cfbab1e915f1be4a527b5708b9ec59c35) Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com> (cherry picked from commit 6d6d36f6df79d3df22ea299934073d903f86e64a) Signed-off-by: Matt Blenkinsop <matt.blenkinsop@ptfs-europe.com>
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3 changed files with 30 additions and 6 deletions
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@ -51,6 +51,7 @@ use Net::CIDR;
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use C4::Log qw( logaction );
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use Koha::CookieManager;
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use Koha::Auth::Permissions;
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use Koha::Token;
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# use utf8;
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@ -307,6 +308,7 @@ sub get_template_and_user {
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$template->param( loggedinusernumber => $borrowernumber ); # FIXME Should be replaced with logged_in_user.borrowernumber
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$template->param( logged_in_user => $patron );
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$template->param( sessionID => $sessionID );
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$template->param( csrf_token => Koha::Token->new->generate_csrf({ session_id => scalar $sessionID }));
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if ( $in->{'type'} eq 'opac' ) {
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require Koha::Virtualshelves;
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33
C4/Output.pm
33
C4/Output.pm
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@ -34,6 +34,7 @@ use URI::Escape;
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use C4::Auth qw( get_template_and_user );
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use C4::Context;
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use C4::Templates;
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use Koha::Token;
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our (@ISA, @EXPORT_OK);
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@ -314,9 +315,17 @@ sub is_ajax {
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To executed at the beginning of scripts to stop the script at this point if
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some errors are found.
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Tests for module 'members':
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* patron is not defined (we are looking for a patron that does no longer exist/never existed)
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* The logged in user cannot see patron's infos (feature 'cannot_see_patron_infos')
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A series of tests can be run for a given module, or a specific check.
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Params "module" and "check" are mutually exclusive.
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Tests for modules:
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* members:
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- Patron is not defined (we are looking for a patron that does no longer exist/never existed)
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- The logged in user cannot see patron's infos (feature 'cannot_see_patron_infos')
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Tests for specific check:
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* csrf_token
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will test if the csrf_token CGI param is valid
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Others will be added here depending on the needs (for instance biblio does not exist will be useful).
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@ -332,16 +341,28 @@ sub output_and_exit_if_error {
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if ( not $current_patron ) {
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$error = 'unknown_patron';
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}
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elsif( not $logged_in_user->can_see_patron_infos( $current_patron ) ) {
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elsif ( not $logged_in_user->can_see_patron_infos($current_patron) )
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{
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$error = 'cannot_see_patron_infos';
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}
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} elsif ( $params->{module} eq 'cataloguing' ) {
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}
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elsif ( $params->{module} eq 'cataloguing' ) {
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# We are testing the record to avoid additem to fetch the Koha::Biblio
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# But in the long term we will want to get a biblio in parameter
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$error = 'unknown_biblio' unless $params->{record};
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}
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}
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elsif ( $params and exists $params->{check} ) {
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if ( $params->{check} eq 'csrf_token' ) {
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$error = 'wrong_csrf_token'
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unless Koha::Token->new->check_csrf(
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{
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session_id => scalar $query->cookie('CGISESSID'),
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token => scalar $query->param('csrf_token'),
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}
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);
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}
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}
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output_and_exit( $query, $cookie, $template, $error ) if $error;
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return;
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}
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1
koha-tmpl/intranet-tmpl/prog/en/includes/csrf-token.inc
Normal file
1
koha-tmpl/intranet-tmpl/prog/en/includes/csrf-token.inc
Normal file
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@ -0,0 +1 @@
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<input type="hidden" name="csrf_token" value="[% csrf_token | html %]" />
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