Overview
This article guides you on how to fix the vulnerability reported in OVAL 22538 (CVE-1999-0510):
A router or firewall allows source routed packets from arbitrary hosts.
Resolution
- Open the Registry Editor.
- Create a DWORD (32-bit) with the name
DisableIPSourceRoutingwith a value of2in the following two registry keys of the machine the vulnerability has been reported on:- HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters
- HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip6\Parameters
- Reboot the computer.
- Re-scan the computer.
NOTE: Create a DWORD (32-bit) regardless of the architecture of the operating system.