The security flaw affects Windows 7 and Windows 10 operating systems, has been dubbed PrintNightmare and threatens the print queue service of the most used program in the world, US media report.
The error occurred after a company cybersecurity accidentally post a guide on how exploit vulnerabilities in the service, according to the CNN chain.
The US media reported that the Sangfor firm mistakenly tweeted at the end of May a test that showed that they had found a security flaw in the Windows Print Spooler service, which allows several people to access the same printer.
While the business eventually deleted the tweet, screenshots were posted elsewhere online, causing Microsoft to warn customers that hackers could use the vulnerability to install programs, as well as to view or delete data.
Windows 10 isn’t the only version affected: Windows 7, whose support Microsoft had canceled last year, is also subject to the vulnerability.
Patch for Windows 7
Despite announcing that it would no longer issue updates for Windows 7, Microsoft issued a patch for your operating system created 12 years ago, underscoring the severity of the PrintNightmare flaw.
Updates for Windows Server 2016, Windows 10, version 1607 and Windows Server 2012 “are expected soon,” the company said, according to CNN.
This is the latest in a series of security alerts issued by Microsoft in the last year and a half.
The company has been embroiled in security concerns, including in 2020 when the National Security Agency of USA alerted Microsoft to a major flaw on your Windows operating system that could allow hackers impersonating legitimate software companies, relates the chain.
And this year, hundreds of thousands of Exchange users were attacked after four vulnerabilities in their software allowed hackers to access the servers of the popular email and calendar service.
Microsoft has not yet released a patch for Windows 11, its new operating system that will be released in the next few months and is currently available in beta.
Windows 11 comes six years after the company last overhauled its Windows 10 operating system, a major update that now runs on around 1.3 billion devices worldwide, according to CCS Insight cited by CNN.