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Ransomware Attackers Abuse Multiple Windows CLFS Driver Zero-Days

Over the past year and a half, cyber attackers have taken advantage of five vulnerabilities present in a crucial Windows driver, the Common Log File System (CLFS), according to Kaspersky’s Securelist. The main problem is the CLFS driver’s propensity to prioritize performance over security. As a result, ransomware attackers have been exploiting these vulnerabilities. Kaspersky researcher Boris Larin recommended implementing best security practices, such as timely security updates and anti-virus detection monitoring.

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