Microsoft releases update due to security flaw in Windows


Due to a critical failure on Windows 7 and Windows 10 computers; Microsoft asked its users to install a security patch

Microsoft alerted its users and exhorted them to to update their teams immediately. According to the company, a security breach what does it put in danger devices that they have Windows 7 Y Windows 10.

It was revealed that in the operating system a serious vulnerability was found that would be resolved with the security patch that was launched.


The security breach had been baptized as’PrintNightmare‘and threatens the spooler service of the most used platform in the world.

“A remote code execution vulnerability exists when the Windows spooler service incorrectly performs operations with privileged files,” he said. Microsoft.

How was the Microsoft vulnerability discovered?

According to the US media, the problem arose after a company of cybersecurity mistakenly posted a guide on how exploit vulnerabilities at service.

Through his Twitter account, Sangfor shared a “test showing that they had found a security flaw in the Windows Print Spooler service, which allows multiple people to access the same printer.”

After realizing the error, the company deleted its publication, however users had captured it and published them in other media.

Realizing the viralization of your security breach, Microsoft warned his clients that hackers they could use the information to install programs, to view or delete data, to create new user accounts with full rights.

security failure

All these actions could be done remotely, so this security breach it can be very dangerous for users.

Michela Menting, a cybersecurity expert at ABI Research, revealed that business teams may be the most affected as they are computers that connect remotely.

How to download the patch?

Despite the fact that last year Microsoft canceled its support to Windows 7, also released a patch for users who still have this operating system so that they are not victims of security breach.

“Security update for Windows Server 2012, Windows Server 2016 and Windows 10, version 1607 has been released”

Users of Windows can visit the website of Microsoft to download the new software. They can also do it from Settings by following these steps:

  1. Access the Windows “Settings” menu
  2. Find the section “Update and security”
  3. Select the option “Windows Update”
  4. Updates already available will appear.
  5. If you cannot find them, you can search for this new patch with the code KB5004945 in the “Check for updates” section.
  6. Click on “Install Now” and follow the process.
  7. Wait a few minutes.
  8. When it finishes installing, restart your computer to apply the changes.

However, a researcher on Twitter showed that the emergency update leaves room for hackers to exploit the security breach.

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