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From 4397b3376dc4e4cb1c991d0aed61ce6482614196 Mon Sep 17 00:00:00 2001
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From: Joshua Hill <posixninja@gmail.com>
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Date: Tue, 29 Dec 2015 23:09:37 +0100
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Subject: [PATCH] common: [security fix] Make sure sockets only listen locally
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---
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common/socket.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/common/socket.c b/common/socket.c
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index 27b93ba..4cdefd6 100644
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--- a/common/socket.c
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+++ b/common/socket.c
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@@ -203,7 +203,7 @@ int socket_create(uint16_t port)
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memset((void *) &saddr, 0, sizeof(saddr));
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saddr.sin_family = AF_INET;
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- saddr.sin_addr.s_addr = htonl(INADDR_ANY);
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+ saddr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
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saddr.sin_port = htons(port);
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if (0 > bind(sfd, (struct sockaddr *) &saddr, sizeof(saddr))) {
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@@ -368,7 +368,7 @@ int socket_accept(int fd, uint16_t port)
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memset(&addr, 0, sizeof(addr));
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addr.sin_family = AF_INET;
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- addr.sin_addr.s_addr = htonl(INADDR_ANY);
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+ addr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
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addr.sin_port = htons(port);
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addr_len = sizeof(addr);
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