diff --git a/Subsurface/Source/Items/Components/Machines/Pump.cs b/Subsurface/Source/Items/Components/Machines/Pump.cs
index 97911bfa5..cf7def032 100644
--- a/Subsurface/Source/Items/Components/Machines/Pump.cs
+++ b/Subsurface/Source/Items/Components/Machines/Pump.cs
@@ -236,8 +236,13 @@ namespace Barotrauma.Items.Components
 
         public void ServerRead(Lidgren.Network.NetIncomingMessage msg, Barotrauma.Networking.Client c)
         {
-            FlowPercentage = msg.ReadRangedInteger(-10, 10) * 10.0f;
-            IsActive = msg.ReadBoolean();
+            float flowPercentage = msg.ReadRangedInteger(-10, 10) * 10.0f;
+            bool isActive        = msg.ReadBoolean();
+
+            if (!item.CanClientAccess(c)) return;       
+
+            FlowPercentage  = flowPercentage;
+            IsActive        = isActive;
         }
 
         public void ServerWrite(Lidgren.Network.NetBuffer msg, Barotrauma.Networking.Client c, object[] extraData = null)
diff --git a/Subsurface/Source/Items/Components/Machines/Radar.cs b/Subsurface/Source/Items/Components/Machines/Radar.cs
index c1903dbc3..c7c6a449a 100644
--- a/Subsurface/Source/Items/Components/Machines/Radar.cs
+++ b/Subsurface/Source/Items/Components/Machines/Radar.cs
@@ -433,7 +433,11 @@ namespace Barotrauma.Items.Components
 
         public void ServerRead(Lidgren.Network.NetIncomingMessage msg, Barotrauma.Networking.Client c)
         {
-            IsActive = msg.ReadBoolean();
+            bool isActive = msg.ReadBoolean();
+
+            if (!item.CanClientAccess(c)) return; 
+
+            IsActive = isActive;
             isActiveTickBox.Selected = IsActive;
 
             item.CreateServerEvent(this);
diff --git a/Subsurface/Source/Items/Components/Machines/Reactor.cs b/Subsurface/Source/Items/Components/Machines/Reactor.cs
index fff852a7b..6c4a5f286 100644
--- a/Subsurface/Source/Items/Components/Machines/Reactor.cs
+++ b/Subsurface/Source/Items/Components/Machines/Reactor.cs
@@ -563,11 +563,18 @@ namespace Barotrauma.Items.Components
 
         public void ServerRead(NetIncomingMessage msg, Client c)
         {
-            AutoTemp = msg.ReadBoolean();
-            ShutDownTemp = msg.ReadRangedSingle(0.0f, 10000.0f, 8);
+            bool autoTemp       = msg.ReadBoolean();
+            float shutDownTemp  = msg.ReadRangedSingle(0.0f, 10000.0f, 8);
+            float coolingRate   = msg.ReadRangedSingle(0.0f, 100.0f, 8);
+            float fissionRate   = msg.ReadRangedSingle(0.0f, 100.0f, 8);
 
-            CoolingRate = msg.ReadRangedSingle(0.0f, 100.0f, 8);
-            FissionRate = msg.ReadRangedSingle(0.0f, 100.0f, 8);
+            if (!item.CanClientAccess(c)) return; 
+
+            AutoTemp = autoTemp;
+            ShutDownTemp = shutDownTemp;
+
+            CoolingRate = coolingRate;
+            FissionRate = fissionRate;
 
             //need to create a server event to notify all clients of the changed state
             unsentChanges = true;
diff --git a/Subsurface/Source/Items/Components/Machines/Steering.cs b/Subsurface/Source/Items/Components/Machines/Steering.cs
index 3b198e660..e34a28b4c 100644
--- a/Subsurface/Source/Items/Components/Machines/Steering.cs
+++ b/Subsurface/Source/Items/Components/Machines/Steering.cs
@@ -488,7 +488,11 @@ namespace Barotrauma.Items.Components
 
         public void ServerRead(Lidgren.Network.NetIncomingMessage msg, Barotrauma.Networking.Client c)
         {
-            AutoPilot = msg.ReadBoolean();
+            bool autoPilot = msg.ReadBoolean();
+
+            if (!item.CanClientAccess(c)) return; 
+
+            AutoPilot = autoPilot;
 
             if (!AutoPilot)
             {
diff --git a/Subsurface/Source/Items/Item.cs b/Subsurface/Source/Items/Item.cs
index 4ea7d2100..930cd9810 100644
--- a/Subsurface/Source/Items/Item.cs
+++ b/Subsurface/Source/Items/Item.cs
@@ -1356,6 +1356,11 @@ namespace Barotrauma
             return Vector2.Distance(WorldPosition, worldPosition) < PickDistance;
         }
 
+        public bool CanClientAccess(Client c)
+        {
+            return c != null && c.Character != null && c.Character.CanAccessItem(this);
+        }
+
         public bool Pick(Character picker, bool ignoreRequiredItems=false, bool forceSelectKey=false, bool forceActionKey=false)
         {
             bool hasRequiredSkills = true;