A threat actor used an infostealer to access Otelier’s AWS S3 bucket
The threat actor exfiltrated nearly 8 TB of sensitive data
Reservations, personally identifiable data and more were all taken
High-profile hotel chains including Marriott and Hilton have lost sensitive customer data as part of a supply chain attack against a partner.
Otelier is a hotel management platform designed to optimize operations, improve guest experiences and streamline property management processes. It is used by more than 10,000 hotels worldwide, from independent properties to leading industry brands such as Hyatt, Wyndham and more.