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Lorenz ransomware slips through VoIP phone vulnerability 
Lorenz ransomware slips through VoIP phone vulnerability

Arctic Wolf recently investigated a Lorenz ransomware attack that used a vulnerability in the Mitel MiVoice VoIP appliance (CVE-2022-29499) for first access and Microsoft's BitLocker Drive Encryption for data encryption. Users of the VoIO solution should urgently run the security patches. Lorenz is a ransomware group that has been active since February 2021 at the latest and, like many ransomware groups, exfiltrates data from its attack target before encrypting the systems. In the most recent quarter, the group primarily targeted small and medium-sized businesses in the United States, but organizations in China and Mexico were also hit. SMEs…

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