Bug 42368: Fix SQL injection in issue avg stats
This change fixes SQL injection in issues avg stats Test plan: 0. Apply the patch 1. sudo koha-plack --restart kohadev 2. Go to /cgi-bin/koha/reports/issues_avg_stats.pl 3. Try out all the different options 4. Try to break the report 5. Note that you always get output instead of errors Signed-off-by: Sanjar Tulkinov Anvar o'g'li <sanjarbiy11@gmail.com> Signed-off-by: Martin Renvoize <martin.renvoize@openfifth.co.uk> Signed-off-by: Pedro Amorim <pedro.amorim@openfifth.co.uk>
This commit is contained in:
David Cook
Pedro Amorim
parent
70f6545a53
commit
0af6fbb7e7
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@ -36,19 +36,9 @@ plugin that shows a stats on borrowers
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=cut
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my $input = CGI->new;
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my $do_it = $input->param('do_it');
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my $do_it = $input->param('do_it') ? 1 : 0;
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my $fullreportname = "reports/issues_avg_stats.tt";
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my $line = $input->param("Line");
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my $column = $input->param("Column");
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my @filters = $input->multi_param("Filter");
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my $podsp = $input->param("IssueDisplay");
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my $rodsp = $input->param("ReturnDisplay");
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my $calc = $input->param("Cellvalue");
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my $output = $input->param("output");
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my $basename = $input->param("basename");
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#warn "calcul : ".$calc;
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my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
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{
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template_name => $fullreportname,
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@ -57,7 +47,76 @@ my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
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flagsrequired => { reports => '*' },
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}
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);
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our $sep = C4::Context->csv_delimiter( scalar $input->param("sep") );
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my $line = "borrowers.categorycode";
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my $line_input = $input->param("Line");
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my $column = "timestamp";
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my $column_input = $input->param("Column");
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my @filters = $input->multi_param("Filter");
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my $podsp;
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my $podsp_input = $input->param("IssueDisplay");
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my $rodsp;
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my $rodsp_input = $input->param("ReturnDisplay");
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my $calc; #NOTE: This param isn't used in this stat wizard UI
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my $output = "screen";
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my $output_input = $input->param("output");
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my $basename = "Export";
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my $basename_input = $input->param("basename");
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our $sep = C4::Context->csv_delimiter();
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my $sep_input = $input->param("sep");
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#NOTE: Validate sep parameter
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my $delimiter_choices = GetDelimiterChoices();
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my %allowed_seps = map { $_ => 1 } @{ $delimiter_choices->{values} };
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if ( $sep_input && $allowed_seps{$sep_input} ) {
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$sep = $sep_input;
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}
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my %allowed_fields = (
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"timestamp" => 1,
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"returndate" => 1,
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"borrowers.categorycode" => 1,
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"itemtype" => 1,
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"branchcode" => 1,
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"borrowers.sort1" => 1,
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"borrowers.sort2" => 1,
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);
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#NOTE: Validate Line parameter
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if ( $line_input && $allowed_fields{$line_input} ) {
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$line = $line_input;
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}
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#NOTE: Validate Column parameter
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if ( $column_input && $allowed_fields{$column_input} ) {
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$column = $column_input;
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}
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#NOTE: Validate IssueDisplay parameter
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if ( $podsp_input && $podsp_input =~ /^\d+$/ ) {
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$podsp = $podsp_input;
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}
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#NOTE: Validate ReturnDisplay parameter
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if ( $rodsp_input && $rodsp_input =~ /^\d+$/ ) {
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$rodsp = $rodsp_input;
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}
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#NOTE: Validate output parameter
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if ( $output_input && ( $output_input eq "screen" || $output_input eq "file" ) ) {
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$output = $output_input;
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}
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#NOTE: Validate basename parameter
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if ($basename_input) {
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$basename_input =~ s/[^A-Za-z0-9-]+/_/g;
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if ($basename_input) {
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$basename = $basename_input;
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}
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}
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$template->param(
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do_it => $do_it,
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);
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@ -278,29 +337,37 @@ sub calculate {
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LEFT JOIN biblioitems ON (biblioitems.biblioitemnumber=items.biblioitemnumber)
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WHERE 1";
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my @bind = ();
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if ( ( $line =~ /timestamp/ ) or ( $line =~ /returndate/ ) ) {
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if ( $linefilter[1] and ( $linefilter[0] ) ) {
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$strsth .= " AND $line BETWEEN '$linefilter[0]' AND '$linefilter[1]' ";
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$strsth .= " AND $line BETWEEN ? AND ? ";
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push( @bind, $linefilter[0] );
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push( @bind, $linefilter[1] );
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} elsif ( $linefilter[1] ) {
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$strsth .= " AND $line < \'$linefilter[1]\' ";
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$strsth .= " AND $line < ? ";
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push( @bind, $linefilter[1] );
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} elsif ( $linefilter[0] ) {
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$strsth .= " AND $line > \'$linefilter[0]\' ";
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$strsth .= " AND $line > ? ";
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push( @bind, $linefilter[0] );
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}
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if ( $linefilter[2] ) {
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$strsth .= " AND dayname($line) = '$linefilter[2]' ";
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$strsth .= " AND dayname($line) = ? ";
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push( @bind, $linefilter[2] );
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}
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if ( $linefilter[3] ) {
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$strsth .= " AND monthname($line) = '$linefilter[3]' ";
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$strsth .= " AND monthname($line) = ? ";
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push( @bind, $linefilter[3] );
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}
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} elsif ( $linefilter[0] ) {
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$linefilter[0] =~ s/\*/%/g;
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$strsth .= " AND $line LIKE '$linefilter[0]' ";
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$strsth .= " AND $line LIKE ? ";
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push( @bind, $linefilter[0] );
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}
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$strsth .= " GROUP BY $linefield";
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$strsth .= " ORDER BY $lineorder";
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my $sth = $dbh->prepare($strsth);
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$sth->execute;
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$sth->execute(@bind);
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while ( my ($celvalue) = $sth->fetchrow ) {
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my %cell;
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@ -349,30 +416,38 @@ sub calculate {
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LEFT JOIN biblioitems ON (biblioitems.biblioitemnumber=items.biblioitemnumber)
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WHERE 1";
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my @bind2 = ();
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if ( ( $column =~ /timestamp/ ) or ( $column =~ /returndate/ ) ) {
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if ( $colfilter[1] and ( $colfilter[0] ) ) {
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$strsth2 .= " AND $column BETWEEN '$colfilter[0]' AND '$colfilter[1]' ";
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$strsth2 .= " AND $column BETWEEN ? AND ? ";
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push( @bind2, $colfilter[0] );
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push( @bind2, $colfilter[1] );
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} elsif ( $colfilter[1] ) {
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$strsth2 .= " AND $column < '$colfilter[1]' ";
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$strsth2 .= " AND $column < ? ";
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push( @bind2, $colfilter[1] );
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} elsif ( $colfilter[0] ) {
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$strsth2 .= " AND $column > '$colfilter[0]' ";
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$strsth2 .= " AND $column > ? ";
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push( @bind2, $colfilter[0] );
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}
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if ( $colfilter[2] ) {
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$strsth2 .= " AND dayname($column) = '$colfilter[2]' ";
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$strsth2 .= " AND dayname($column) = ? ";
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push( @bind2, $colfilter[2] );
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}
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if ( $colfilter[3] ) {
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$strsth2 .= " AND monthname($column) = '$colfilter[3]' ";
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$strsth2 .= " AND monthname($column) = ? ";
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push( @bind2, $colfilter[3] );
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}
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} elsif ( $colfilter[0] ) {
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$colfilter[0] =~ s/\*/%/g;
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$strsth2 .= " AND $column LIKE '$colfilter[0]' ";
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$strsth2 .= " AND $column LIKE ? ";
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push( @bind2, $colfilter[0] );
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}
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$strsth2 .= " GROUP BY $colfield";
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$strsth2 .= " ORDER BY $colorder";
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my $sth2 = $dbh->prepare($strsth2);
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$sth2->execute;
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$sth2->execute(@bind2);
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while ( my ($celvalue) = $sth2->fetchrow ) {
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my %cell;
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@ -412,33 +487,43 @@ sub calculate {
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$strcalc .=
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" issuedate, returndate, COUNT(*) FROM `old_issues`,borrowers,biblioitems LEFT JOIN items ON (biblioitems.biblioitemnumber=items.biblioitemnumber) WHERE old_issues.itemnumber=items.itemnumber AND old_issues.borrowernumber=borrowers.borrowernumber";
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@$filters[0] =~ s/\*/%/g if ( @$filters[0] );
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$strcalc .= " AND old_issues.timestamp > '" . @$filters[0] . "'" if ( @$filters[0] );
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@$filters[1] =~ s/\*/%/g if ( @$filters[1] );
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$strcalc .= " AND old_issues.timestamp < '" . @$filters[1] . "'" if ( @$filters[1] );
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@$filters[4] =~ s/\*/%/g if ( @$filters[4] );
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$strcalc .= " AND old_issues.returndate > '" . @$filters[4] . "'" if ( @$filters[4] );
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@$filters[5] =~ s/\*/%/g if ( @$filters[5] );
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$strcalc .= " AND old_issues.returndate < '" . @$filters[5] . "'" if ( @$filters[5] );
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@$filters[8] =~ s/\*/%/g if ( @$filters[8] );
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$strcalc .= " AND borrowers.categorycode like '" . @$filters[8] . "'" if ( @$filters[8] );
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@$filters[9] =~ s/\*/%/g if ( @$filters[9] );
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$strcalc .= " AND $itype like '" . @$filters[9] . "'" if ( @$filters[9] );
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@$filters[10] =~ s/\*/%/g if ( @$filters[10] );
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$strcalc .= " AND old_issues.branchcode like '" . @$filters[10] . "'" if ( @$filters[10] );
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@$filters[11] =~ s/\*/%/g if ( @$filters[11] );
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$strcalc .= " AND borrowers.sort1 like '" . @$filters[11] . "'" if ( @$filters[11] );
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@$filters[12] =~ s/\*/%/g if ( @$filters[12] );
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$strcalc .= " AND borrowers.sort2 like '" . @$filters[12] . "'" if ( @$filters[12] );
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$strcalc .= " AND dayname(timestamp) like '" . @$filters[2] . "'" if ( @$filters[2] );
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$strcalc .= " AND monthname(timestamp) like '" . @$filters[3] . "'" if ( @$filters[3] );
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$strcalc .= " AND dayname(returndate) like '" . @$filters[5] . "'" if ( @$filters[5] );
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$strcalc .= " AND monthname(returndate) like '" . @$filters[6] . "'" if ( @$filters[6] );
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@$filters[0] =~ s/\*/%/g if ( @$filters[0] );
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$strcalc .= " AND old_issues.timestamp > ?" if ( @$filters[0] );
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@$filters[1] =~ s/\*/%/g if ( @$filters[1] );
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$strcalc .= " AND old_issues.timestamp < ?" if ( @$filters[1] );
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@$filters[4] =~ s/\*/%/g if ( @$filters[4] );
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$strcalc .= " AND old_issues.returndate > ?" if ( @$filters[4] );
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@$filters[5] =~ s/\*/%/g if ( @$filters[5] );
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$strcalc .= " AND old_issues.returndate < ?" if ( @$filters[5] );
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@$filters[8] =~ s/\*/%/g if ( @$filters[8] );
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$strcalc .= " AND borrowers.categorycode like ?" if ( @$filters[8] );
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@$filters[9] =~ s/\*/%/g if ( @$filters[9] );
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$strcalc .= " AND $itype like ?" if ( @$filters[9] );
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@$filters[10] =~ s/\*/%/g if ( @$filters[10] );
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$strcalc .= " AND old_issues.branchcode like ?" if ( @$filters[10] );
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@$filters[11] =~ s/\*/%/g if ( @$filters[11] );
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$strcalc .= " AND borrowers.sort1 like ?" if ( @$filters[11] );
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@$filters[12] =~ s/\*/%/g if ( @$filters[12] );
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$strcalc .= " AND borrowers.sort2 like ?" if ( @$filters[12] );
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$strcalc .= " AND dayname(timestamp) like ?" if ( @$filters[2] );
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$strcalc .= " AND monthname(timestamp) like ?" if ( @$filters[3] );
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$strcalc .= " AND dayname(returndate) like ?" if ( @$filters[5] );
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$strcalc .= " AND monthname(returndate) like ?" if ( @$filters[6] );
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my @bind3 = ();
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#NOTE: To save my sanity and extensive refactoring,
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#we just test the indexes based on the if statements above.
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foreach my $index ( 0, 1, 4, 5, 8, 9, 10, 11, 12, 2, 3, 5, 6 ) {
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my $filter = @$filters[$index];
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if ($filter) {
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push( @bind3, $filter );
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}
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}
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$strcalc .= " group by $linefield, $colfield, issuedate, returndate order by $linefield, $colfield";
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my $dbcalc = $dbh->prepare($strcalc);
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$dbcalc->execute;
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$dbcalc->execute(@bind3);
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# warn "filling table";
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my $issues_count = 0;
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