The security gaps in Microsoft Exchange servers that became known about a month ago triggered a worldwide wave of attacks and continue to pose a threat to IT infrastructures. We show you how you can best protect yourself against such attacks: With our preventive measures and the use of state-of-the-art technologies, you significantly reduce security risks.
Microsoft Exchange zero-day attack
Numerous Microsoft Exchange servers became the target of a zero-day exploit. Several vulnerabilities led to mass attacks on Microsoft’s e-mail service. The security gaps only became public after Microsoft provided an unscheduled patch. Those who applied this patch immediately were able to close the corresponding gaps. In the meantime, however, the vulnerabilities were exploited for cyber espionage and crime. Since Microsoft exchange is a product with countless users, the damage is particularly huge.
What exactly happened?
Microsoft Exchange is a widely used email delivery application and is used by many organizations of all sizes around the world. Microsoft Exchange can be used as a software-as-a-service via the Microsoft Cloud or alternatively operated as on-premises software. According to Microsoft, only on-premises Exchange servers were affected by the incident.