Ensure that "Fallback to local" option is disabled for Remote Authentication Settings

高レベル 2自動f5-bigip

説明

To prevent the system from checking local DB for remote users authentication PASS requires auth source fallback false (no fallback to local accounts). Audited against tmsh output with defaults shown: save the concatenated output of 'tmsh list auth password-policy all-properties', 'tmsh list auth source all-properties', 'tmsh list auth remote-user all-properties', 'tmsh list auth radius all-properties', 'tmsh list sys httpd all-properties', 'tmsh list sys sshd all-properties', 'tmsh list sys global-settings all-properties', 'tmsh list cli global-settings all-properties', 'tmsh list sys ntp', 'tmsh list sys snmp all-properties', 'tmsh list sys syslog' and 'tmsh list net self all-properties'. Patterns are scoped to the named top-level block.

チェック方法

監査方法: 設定パターン

パターン: (?m)^auth source \{\n(?:[ \t]+[^\n]*\n)*?[ \t]+fallback false[ \t]*$

修正方法

修正方法: ガイダンスまたは IaC パッチ

tmsh modify auth source fallback false tmsh save sys config # CIS guidance: 1. Log in to the Configuration utility. 2. Go to System > Users > Authentication. 3. Select Change. 4. Select the Fallback to Local check box. 5. Select Finished.

プロパティ

オペレーティングシステム: すべて
タグ: f5-bigipauthentication
参照: CIS F5 Networks Benchmark v1.0.0 - 2.3 Ensure that "Fallback to local" option is disabled for Remote Authentication Settings

このホストをチェック

監査が許可されているマシンで実行してください。スキャンは読み取り専用です。

shell

tmaegis scan --target f5-bigip --level 2