test_5_3 uses unsupported "capsh" command about dobby-security-tool HOT 2 CLOSED

#! /bin/bash

text="0000000020200420"

# as text is string in hex format we actually need to convert it to hex value
hex_value=$((16#$text))

# those masks were taken directly from https://github.com/torvalds/linux/blob/master/include/uapi/linux/capability.h
#cap_dac_read_search 2
#cap_net_raw    13
#cap_sys_module 16
#cap_sys_ptrace 19
#cap_sys_admin  21

# create mask with all unwanted flag
mask=$(((0x1 << 2) | (0x1 << 13) | (0x1 << 16) | (0x1 << 19) | (0x1 << 21)))

result=$((hex_value & mask))
if [ "$result" != 0 ]; then
	printf "Not wanted flags set 0x%x\n" "$result"
else
	echo "success"
fi