PAX Android based POS devices allow for escalation of privilege via improperly configured scripts. An attacker must have shell access with system account privileges in order to exploit this vulnerability. A patch addressing this issue was included in firmware version PayDroid_8.1.0_Sagittarius_V11.1.61_20240226.
https://ppn.paxengine.com/release/development?
https://cert.pl/posts/2024/10/CVE-2023-42133