Microsoft issues emergency update for PrintNightmare security flaw

The security update of Microsoft’s PrintNightmare vulnerabilities reveals problems for some printers to make it stop working.

The security update released on July 6, 2021, includes protection against Windows Print Spooler remote code execution vulnerabilities, called “PrintNightmare,” and is documented in CVE202134527 and CVE20211675. Fixed a bug in PrintNightmare that could cause some printers to disconnect in Windows.

PrintNightmare vulnerability update

Microsoft firm has released a Windows security update to address a known vulnerability called PrintNightmare that could allow an attacker to control the victim’s computer. Install programs, change existing programs, and create new accounts with full user rights.

After installing these updates, some users reported that the connection to their printer has stopped working.

According to reports, Zebra printer customers have contacted support for complaints, stating that several users have complained about not connecting after implementing security patch updates for all major Windows versions from Windows 7 to Windows 10. Their printers and their personal computers. Fixed remote code execution vulnerability in Windows Print Spooler.

However, some printer users, especially Zebra printer users, began to complain about these problems.

The company uses Zebra printers to print labels, bar codes, etc. The new patch update may also affect other brands of printers. Fortunately, Microsoft is aware of this problem and announced that it would release an update patch soon.

Microsoft’s report

A Reddit user said: “We have about 1,000 customers using Zebra printers, and they received a lot of calls that couldn’t print. The reason must be that the rollback immediately crashed again.

In a statement to The Verge, Zebra explained: “We are aware that the printing issue caused by the Windows update’KB5004945′ starting on July 6 will affect various printer brands.

Microsoft has researched this issue and plans to issue a correction Update of the problem. Within the next 1-2 working days. The immediate solution is to uninstall the Windows update “KB5004945” or uninstall the associated printer driver and reinstall it with administrator credentials.

In the long run, It is recommended to use the latest Windows update. Microsoft plans to allow customers who need help with Zebra printers to contact our support team.

Of course, not all printer users have reported the problem, but it is still recommended that you update the solution as soon as possible.

Microsoft has published a solution for all Patch for Windows systems. The version indicates the severity of the exploit. However, Microsoft has educated customers to disable the print spooler service until patches are involved.

 

Image courtesy of Lawrence Systems/YouTube

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