Description
Booked Scheduler 2.5.5 allows authenticated users to create and schedule events for any other user via a modified userId value to reservation_save.php. NOTE: 2.5.5 is a version from 2014; the latest version of Booked Scheduler is not affected. However, LabArchives Scheduler (Sep 6, 2022 Feature Release) is affected.
References
- https://s1n1st3r.gitbook.io/theb10g/booked-scheduler-v2.5.5-vulnerability
- https://www.limswiki.org/index.php/Booked
- https://github.com/LibreBooking/app/tags?after=2.7.1
- https://github.com/LibreBooking/app/blob/0a6cb1a9eb84835553c8caf93db2791f8655140f/Web/ajax/reservation_save.php
- https://github.com/LibreBooking/app/blob/0a6cb1a9eb84835553c8caf93db2791f8655140f/Pages/Ajax/ReservationSavePage.php#L234-L237
- https://www.labarchives.com/labarchives-knowledge-base/2022-feature-releases-2/
- https://www.bookedscheduler.com/the-future-of-booked/