Check Point, earlier, had revealed a 17-year-old security flaw in Windows DNS — SigRed. Using the flaw, in the service provided to every Windows OS, a hacker can get admin rights over servers to take control over the entire IT infrastructure. Microsoft, now, has acknowledged the security flaw and released a patch for the remote code execution vulnerability to fix it. The tech giant has assured that the vulnerability was not used by any hacker recently.

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