Cloud services provider Bretagne Télécom was hacked by the threat actors behind the DoppelPaymer Ransomware using an exploit that targeted servers unpatched against the CVE-2019-19781 vulnerability. Bretagne Télécom is a privately held French cloud hosting and enterprise telecommunications company that provides telephony, Internet and networking, hosting, and cloud computing services to roughly 3,000 customers, operating around 10,000 managed servers.
Source: Bleeping Computer