What is RPC DCOM exploit?

Remote Procedure Call (RPC) is a protocol used by the Windows operating system. This particular vulnerability affects a Distributed Component Object Model (DCOM) interface with RPC, which listens on RPC enabled ports. This interface handles DCOM object activation requests that are sent by client machines to the server.

How do I fix port 135?

Step 1: Open the Control Panel Step 2: Click on Windows Firewall/ Windows Defender firewall Step 3: Navigate to advanced settings. Step 4:Right click on inbound rules and click on new rule. Step 6:Select port and press next Step 7:Specify the port 135 under specific local ports, select TCP and press next.

How do I stop listening port 135?

How to stop listening at Port 135?

1. Navigate over to the key: HKEY_LOCAL_MACHINE\Software\Microsoft\OLE.
2. At the right column, locate the value EnableDCOM and modify the value to N .
3. Navigate to this registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\RPC.

Is it safe to use port 135 for DCOM?

Port 135 exposes where DCOM services can be found on a machine. Hacker tools such as “epdump” (Endpoint Dump) can immediately identify every DCOM-related server/service running on the user”s hosting computer and match them up with known exploits against those services. Therefore, port 135 should not be exposed to the internet and must be blocked.

Is there a windows remote RPC DCOM exploit?

/* Windows remote RPC DCOM exploit * Coded by oc192 * * Includes 2 universal targets, 1 for win2k, and 1 for winXP. This exploit uses * ExitThread in its shellcode to prevent the RPC service from crashing upon * successful exploitation. It also has several other options including definable * bindshell and attack ports.

Is there an exploit for DCOM object activation?

The issue is due to insufficient bounds checking of client DCOM object activation requests. Exploitation of this issue could result in execution of malicious instructions with Local System privileges on an affected system. This issue may be exposed on other ports that the RPC Endpoint Mapper listens on, such as TCP ports 139, 135, 445 and 593.

Which is remote procedure call ( RPC ) port 135?

Remote Procedure Call (RPC) port 135 is used in client/server applications (might be on a single machine) such as Exchange clients, the recently exploited messenger service, as well as other Windows NT/2K/XP software.