Hi everyone, today I would like to show you how fix BlueKeep security hole for Windows. This vulnerability affects Windows 2003, Windows XP, Windows 7, Windows Server 2008 and Windows Server 2008 R2 versions. According to statistics from Microsoft, there are about millions of devices that can be attacked with this vulnerability.
What is BlueKeep?
BlueKeep is a dangerous security vulnerability that allows hackers to attack your computer through queries to RDP, which allows for pre-authentication and does not require user interaction. An attacker on RDP can execute arbitrary code on victim's system. An attacker can view, change, delete all data or create full user discretion. How to distribute malicious code similar to WannaCry.
You can see the link below:
- Everything about WannaCry: what kind of infection, how to attack, a new variant, how to prevent it
To check if your device has this security hole, download the test tool at the following link
How to fix security vulnerabilities:
Download these 2 link patches and install, and turn on Windows update mode for Windows to update you promptly
For added security you disable RDP and block port 3389 with the following command
Open cmd with admin rights and type the following commands in turn
Reg add "Code username HKLM System ControlControlSet Control Terminal Server" / v fDenyTSConnections / t REG_DWORD / d 1 / f
Block port 3389
netsh advfirewall firewall add rule dir = in action = block protocol = TCP localport = 3389 name = "Block_TCP-3389"