Privilege Escalation Tricks : Shell Escape and Executing Shell Commands Via GDB

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Often during penetest or CTFs you might need to execute shell commands but due to limited privileges you cannot and certain time you need to escape restricted shells, . In such scenario certain techniques comes handy. Like

  • Using NMAP  
  • Using Vi Editor
  • Using Find Command

Yesterday while I was playing with GDB , I found a way by which we can achieve similar results.

Here you can see , I can invoke system commands from the gdb shell.



Further more you can get a nice shell as well 



Thanks for reading !