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28 lines
1.4 KiB
Diff
28 lines
1.4 KiB
Diff
From 27b2efd5641e604496c7a58d084e8a0d17fb39c8 Mon Sep 17 00:00:00 2001
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From: Zach Brown <zach@zachbr.io>
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Date: Thu, 16 Apr 2020 20:07:29 -0500
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Subject: [PATCH] Restrict vanilla teleport command to valid locations
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Fixes GH-3165
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diff --git a/src/main/java/net/minecraft/server/CommandTeleport.java b/src/main/java/net/minecraft/server/CommandTeleport.java
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index 3060b4f68..79016b587 100644
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--- a/src/main/java/net/minecraft/server/CommandTeleport.java
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+++ b/src/main/java/net/minecraft/server/CommandTeleport.java
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@@ -116,6 +116,12 @@ public class CommandTeleport {
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}
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private static void a(CommandListenerWrapper commandlistenerwrapper, Entity entity, WorldServer worldserver, double d0, double d1, double d2, Set<PacketPlayOutPosition.EnumPlayerTeleportFlags> set, float f, float f1, @Nullable CommandTeleport.a commandteleport_a) {
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+ // Paper start - Don't allow teleport command to invalid locations
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+ if (d0 <= -30000000 || d2 <= -30000000 || d0 > 30000000 || d2 > 30000000) { // Copy/pasta from BaseBlockPosition#isValidLocation
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+ org.bukkit.Bukkit.getLogger().warning("Refused to teleport " + entity.getName() + " to " + d0 + ", " + d1 + ", " + d2);
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+ return;
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+ }
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+ // Paper end
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if (entity instanceof EntityPlayer) {
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ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(new BlockPosition(d0, d1, d2));
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--
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2.26.1
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