From 2df7bc75b24b6be1f571122b2e5409a663f1fe62 Mon Sep 17 00:00:00 2001
From: john30 <ebusd@johnm.de>
Date: Sun, 14 Dec 2014 18:58:44 +0100
Subject: [PATCH] deny invalid destination address in write hex

---
 src/ebusd/baseloop.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ebusd/baseloop.cpp b/src/ebusd/baseloop.cpp
index a79117c8..fbac03fb 100644
--- a/src/ebusd/baseloop.cpp
+++ b/src/ebusd/baseloop.cpp
@@ -351,6 +351,10 @@ string BaseLoop::decodeMessage(const string& data)
 				break;
 
 			SymbolString master(msg.str());
+			if (isValidAddress(master[1]) == false) {
+				result << "invalid destination";
+				break;
+			}
 			L.log(bas, event, "write hex cmd: %s", master.getDataStr().c_str());
 
 			// send message