rt 4.0.20 (RT#13852)

[freeside.git] / rt / lib / RT / Interface / Web / Handler.pm

diff --git a/rt/lib/RT/Interface/Web/Handler.pm b/rt/lib/RT/Interface/Web/Handler.pm
index 37031b1..07e7707 100644 (file)
--- a/rt/lib/RT/Interface/Web/Handler.pm
+++ b/rt/lib/RT/Interface/Web/Handler.pm
@@ -278,7 +278,7 @@ sub PSGIApp {
         # CGI.pm normalizes .. out of paths so when you requested
         # /NoAuth/../Ticket/Display.html we saw Ticket/Display.html
         # PSGI doesn't normalize .. so we have to deal ourselves.
-        if ( $req->path_info =~ m{/\.} ) {
+        if ( $req->path_info =~ m{(^|/)\.\.?(/|$)} ) {
             $RT::Logger->crit("Invalid request for ".$req->path_info." aborting");
             my $res = Plack::Response->new(400);
             return $self->_psgi_response_cb($res->finalize,sub { $self->CleanupRequest });