Ensure network file system services are not in use

中级别 1自动化linux

说明

The Network File System (NFS) is one of the first and most widely distributed file systems in the UNIX environment. It provides the ability for systems to mount file systems of other servers through the network.

检查方式

审计方法: Shell 命令

shell

alt0() { command -v rpm >/dev/null 2>&1 || { echo "step1: rpm not installed"; return 1; }; o=$(bash -c 'rpm -q nfs-utils' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'package nfs-utils is not installed' || { echo step1: missing 'package nfs-utils is not installed'; return 1; }; command -v grep >/dev/null 2>&1 || { echo "step2: grep not installed"; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step2: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl is-enabled nfs-server.service 2>/dev/null | grep '"'"'enabled'"'"'' 2>/dev/null); [ -z "$o" ] || { echo "step2: $o" | head -c 300; return 1; }; command -v grep >/dev/null 2>&1 || { echo "step3: grep not installed"; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step3: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl is-active nfs-server.service 2>/dev/null | grep '"'"'^active'"'"'' 2>/dev/null); [ -z "$o" ] || { echo "step3: $o" | head -c 300; return 1; }; }; if alt0; then echo compliant; fi

预期输出: compliant

修复方式

修复方法: 操作指南或基础设施补丁

Run the following command to stop nfs-server.service and remove nfs-utils package: # systemctl stop nfs-server.service # dnf remove nfs-utils - OR - - IF - the nfs-utils package is required as a dependency: Run the following commands to stop and mask the nfs-server.service: # systemctl stop nfs-server.service # systemctl mask nfs-server.service

属性

操作系统: rocky-8
标签: cis-convertedlinux
参考: CIS Rocky Linux 8 Benchmark v3.0.0 - 2.1.9

检查本机

请在您有权审计的机器上运行此命令。扫描为只读操作。

shell

tmaegis scan --target linux