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highservicesverified rollback-safe

Disable DHCP server

service-disable-dhcpd · RHEL ≥ 8, UBUNTU ≥ 22 · 2 impls

Description

The DHCP server provides IP address configuration to network clients. Unless the system is a designated DHCP server, this service should be disabled.

Rationale

Running an unnecessary DHCP server could interfere with network operations or be exploited to provide malicious configuration to clients.

Check → Remediate

Checkservice_state
name:
dhcpd
active:
false
enabled:
false
Remediateservice_masked
name:
dhcpd

Framework references

CIS

rhel8 2.1.4rhel9 2.1.3rhel10 2.1.4ubuntu22 2.1.3ubuntu24 2.1.3

NIST 800-53

CM-7

Live verification

rhel10:checkrhel8:checkrhel9:checkubuntu22:checkubuntu24:check
#service#networking#attack-surface