From a25a1824d6ea8ff47218548bc5d1730b668cea36 Mon Sep 17 00:00:00 2001
From: henri <henri@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Mon, 6 May 2013 21:00:45 +0000
Subject: [PATCH] Redis (at least v2.9.9) returns -NOAUTH to unauthenticated
 commands.

---
 scripts/redis-brute.nse | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/scripts/redis-brute.nse b/scripts/redis-brute.nse
index 7baccc854..f8bbdffcc 100644
--- a/scripts/redis-brute.nse
+++ b/scripts/redis-brute.nse
@@ -84,11 +84,12 @@ local function checkRedis(host, port)
 	end
 	
 	if ( redis.Response.Type.ERROR == response.type ) then
-		if ( "-ERR operation not permitted" == response.data ) then
+		if ( "-ERR operation not permitted" == response.data ) or
+		   ( "-NOAUTH Authentication required." == response.data) then
 			return true
 		end
 	end
-	
+
 	return false, "Server does not require authentication"
 end