Ensure access to /etc/shells is configured

中等級 1自動化linux

說明

/etc/shells is a text file which contains the full pathnames of valid login shells. This file is consulted by chsh and available to be queried by other programs.

檢查方式

稽核方法: Shell 指令

shell

alt0() { s=$(stat -Lc '%a %u %g' /etc/shells 2>&1) || { echo "step1: $s"; return 1; }; set -- $s; m=$((8#$1)); [ $((m & ~0644)) -eq 0 ] && [ "$2" = 0 ] && [ "$3" = 0 ] || { echo "step1: /etc/shells is mode $1 uid $2 gid $3, want 644 or stricter, uid 0, gid 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 commands to remove excess permissions, set owner, and set group on /etc/shells: # chmod u-x,go-wx /etc/shells # chown root:root /etc/shells

屬性

作業系統: rocky-8
標籤: cis-convertedlinux
參考資料: CIS Rocky Linux 8 Benchmark v3.0.0 - 7.1.9

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