Exploit Attempts on Microsoft Exchange Servers Detected by Cyble Honeypot Sensors

On March 2, 2021, the Microsoft Security Response Center released various security updates for the Microsoft Exchange server. These updates are directed at tackling server vulnerabilities targeted by cyberattacks. We have already advised our customers to update the affected systems as soon as possible to prevent future abuse.  Vulnerabilities that have affected Microsoft Exchange Servers 2013, 2016, and 2019 are CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, and …

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