March 6, 2021 | 14:00
Microsoft Exchange Meltdown
Everybody with an Internet-faced Microsoft Exchange server, Outlook Web Access (OWA) or Exchange Active Sync (EAS) can consider his or her system as compromised since January. This is reported by security experts like Chris Krebs1 and news magazines like Golem2 or Heise3. In Germany, the BSI has contacted more than 9,000 companies4. The scope of the current security vulnerabilities are comparable to the previous Microsoft major Incidents regarding Eternal-Blue5 and Wannacry6 4 years ago.
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