Ensure group root is the only GID 0 group

中等級 1自動化linux

說明

The groupmod command can be used to specify which group the root group belongs to. This affects permissions of files that are group owned by the root group.

檢查方式

稽核方法: Shell 指令

shell

alt0() { command -v awk >/dev/null 2>&1 || { echo "step1: awk not installed"; return 1; }; o=$(bash -c 'awk -F: '"'"'$3=="0"{print $1":"$3}'"'"' /etc/group' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- root:0 || { echo step1: missing root:0; return 1; }; }; if alt0; then echo compliant; fi

預期輸出: compliant

修補方式

修補方法: 操作指南或基礎設施修補檔

Run the following command to set the root group's GID to 0: # groupmod -g 0 root Remove any groups other than the root group with GID 0 or assign them a new GID if appropriate.

屬性

作業系統: rocky-8
標籤: cis-convertedlinux
參考資料: CIS Rocky Linux 8 Benchmark v3.0.0 - 5.4.2.3

檢查此主機

請在您有權稽核的機器上執行此指令。掃描為唯讀操作。

shell

tmaegis scan --target linux