PaperMC/Spigot-Server-Patches/0213-Fix-exploit-that-allowed-colored-signs-to-be-created.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: 0x22 <0x22@futureclient.net>
Date: Thu, 26 Apr 2018 04:41:11 -0400
Subject: [PATCH] Fix exploit that allowed colored signs to be created
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index 64f789d7c44ee186d28911b91cd070b15ca0a824..4a0a8479448b5872f356379d6f68d9142d85e175 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -2502,7 +2502,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
String[] lines = new String[4];
for (int i = 0; i < astring.length; ++i) {
- lines[i] = EnumChatFormat.b(new ChatComponentText(EnumChatFormat.b(astring[i])).getString());
+ lines[i] = SharedConstants.a(astring[i]); //Paper - Replaced with anvil color stripping method to stop exploits that allow colored signs to be created.
}
SignChangeEvent event = new SignChangeEvent((org.bukkit.craftbukkit.block.CraftBlock) player.getWorld().getBlockAt(x, y, z), this.server.getPlayer(this.player), lines);
this.server.getPluginManager().callEvent(event);