Nebula Level02 hint

in #security • 10 years ago (edited)




[Hint#1] Sticky bit is configured in the flag02 file.




[Hint#2] If you execute the flag02 file, You can see the upper result that includes value of USER environment variable.




[Hint#3] The flag02 file finally executes the commands contained in the buffer.


It also posted at : http://cysecguide.blogspot.com/2016/09/nebula-level02-hint.html

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