GCVE-110-CERTFI-2021-0010

Exchange email server has a critical vulnerability that has been actively exploited. Software updates are available and should be installed immediately. In addition, system administrators should examine the systems for signs of data breaches. he National Cyber Security Centre Finland (NCSC-FI) is aware of several dozens of data breach incidents. We updated the alert from red to yellow on 23 March and discontinued it on 15 April 2021.