Exploit for 54-year-old zero-day in Universal Turing Machine

https://www.theregister.com/2021/05/11/turing_machine_0day_no_patch_available/Pontus Johnson, a professor at the KTH Royal Institute of Technology in Stockholm, Sweden, has published what amounts to a SQL injection attack on the 1967 implementation of the simulated Universal Turing Machine (UTM) designed by the late Marvin Minsky.