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akhepcat/pkexec

Created January 26, 2022 18:19
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replacement pkexec wrapper to log pkexec attempts
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pkexec
#!/bin/bash
# Don't forget to mv /usr/bin/pkexec /usr/bin/pkexec.bin; chmod 0 /usr/bin/pkexec.bin; before using this
PATH=/bin:/usr/bin:/sbin:/usr/sbin
PROG="${0##*/}"
SYSLOG=localhost #change to a remote collector if you have one
PID=$$
cmdline=$(tr '\0' ' ' </proc/$PPID/cmdline | tr -dc '[:print:]')
logger --priority auth.alert -n ${SYSLOG} -t "${PROG}-watch" "called by $USER, PID=$PID, Parent=$PPID, cmdline=[${cmdline}]"
@roycewilliams
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With some additional (thorny) work, this could be adapted to be a full wrapper (so that legit use of pkexec is preserved)

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