Windows CLFS zero-day used by Nokoyawa ransomware to gain SYSTEM privileges post-initial-access. This is the 5th CLFS zero-day since 2022. Apply April 2023 patches and strongly consider monitoring CLFS file access patterns.
Windows Common Log File System Driver Elevation of Privilege Vulnerability exploited as zero-day by Nokoyawa ransomware operator GOLD SOUVENIR.
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