This Data Breach alert was published at 12.03.2021 15.04 on Data Breach Today.
|On-Premises Exchange Servers May Have Been Hacked Since January, Experts Warn|
Attackers wielding DearCry – aka – DoejoCrypt – ransomware have begun to exploit the serious proxy-logon flaw in unpatched versions of Microsoft Exchange running on premises. The vulnerability is one of four zero-day flaws patched last week by Microsoft, which APT attackers began exploiting in January.
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