Microsoft Security Fixes 19-year-old Windows Bug

Microsoft Corp has issued patches to fix “Unicorn Bug” in its Windows operating system that remained undiscovered for 19 years.

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The bug, which is present in every version of Microsoft Windows from Windows 95 onward, allows an attacker to remotely take over and control a computer.
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IBM Corp’s cybersecurity research team discovered the bug in May, describing it as a “significant vulnerability” in the operating system and Microsoft security.