From c3970424484f9a285b3fec8cd5da136fb439bf44 Mon Sep 17 00:00:00 2001
From: Rene Krenn <rkrenn@sipwise.com>
Date: Tue, 12 Mar 2019 12:32:47 +0100
Subject: [PATCH] TT#49694 match patterns: reject malformed "\0"-"\9" only

Change-Id: Ie03fc459d2690c319b7bb0793757ea9fd169a81a
---
 lib/NGCP/Panel/Form/RewriteRule/Rule.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/NGCP/Panel/Form/RewriteRule/Rule.pm b/lib/NGCP/Panel/Form/RewriteRule/Rule.pm
index d077a39173..1f0f999eec 100644
--- a/lib/NGCP/Panel/Form/RewriteRule/Rule.pm
+++ b/lib/NGCP/Panel/Form/RewriteRule/Rule.pm
@@ -151,7 +151,7 @@ sub validate {
         $self->field('replace_pattern')->add_error("Spaces are not allowed in replacement pattern");
     }
 
-    if ( $s =~ /\\\w/i ) {
+    if ( $s =~ /\\[0-9]/i ) { #[^wsdtnrb\[\]\(\)\{\}.+*?,]
         $self->field('match_pattern')->add_error("Ambiguous escape of non special characters");
     }