Hey! I’ve already solved it. The problem is with GDB. This command what you constructed to attack, you must run over the GDB, bcs GDB block your root access. So just type quit in GDB and run it in ssh terminal what you loged in in this task but use ./name of program instead of run and use ` (that quotes in ‘~’ key i dont know why but “…” does not work, maybe you know this?) instead of $(…)
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