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TMA-IBM-Z-2.2.7

Ensure that access to all APF-authorized objects is controlled

高レベル 1手動レビューibm-z

説明

The Authorized Program List (APF) designates those libraries that can contain program modules which possess a significant level of security bypass capability. The extattr command can grant the same capability in the UNIX file system, and is secured by the BPX.FILEATTR.APF resource in the FACILITY class.

チェック方法

監査方法: 手動レビュー

この推奨事項は自動ではチェックできません。--include-manual を指定すると、スキャン結果にこの手順付きで一覧表示されます。

Issue the following TSO command: SETROPTS LIST Review the command output in the ACTIVE CLASSES = section. Verify that FACILITY and OPERCMDS appears. Review the command output in the GENERIC PROFILE CLASSES = section. Verify that FACILITY and OPERCMDS appears. Review the command output in the SETR RACLIST CLASSES = section. Verify that FACILITY and OPERCMDS appears. Request the following DSMON report: FUNCTION SYSTEM RACGAC Verify that the DATASET entry has: -- GLOBAL INACTIVE -- or -- NO ENTRIES -- or contains no entries covering APF data sets Verify that ... (full steps: CIS section 2.2.7)

修正方法

修正方法: ガイダンスまたは IaC パッチ

To activate RACF classes use the RACF SETROPTS command: SETROPTS CLASSACT(FACILITY) SETROPTS CLASSACT(OPERCMDS) To enable generic profile checking for a RACF class use the RACF SETROPTS command: SETROPTS GENERIC(FACILITY) SETROPTS GENERIC(OPERCMDS) To RACLIST a RACF class use the RACF SETROPTS command: SETROPTS RACLIST(FACILITY) SETROPTS RACLIST(OPERCMDS) To create a DATASET profile use the RACF ADDSD and PERMIT commands: ADDSD '<profile>' GENERIC + UACC(NONE) + AUDIT(SUCCESS(UPDATE),FAILURES(READ)) + DATA('APF LIBRARY') PERMIT '<profile>' GENERIC + ACCESS(READ) ID(*) PERMIT '<profile>' GENERIC + ACCESS(ALTER) ID(SYSPROG) SETROPTS REFRESH GENERIC(DATASET) To create a FACILITY or OPERCMDS profile use the RACF RDEFINE, PERMIT, and SETROPTS commands: RDEFINE FACILITY BPX.FILEATTR.APF + UACC(NONE) + AUDIT(ALL(READ)) + DATA('ACCESS TO SET APF AUTHORIZATION ON UNIX FILE') PERMIT BPX.FILEATTR.APF CLASS(FACILITY) + ACCESS(READ) ID(SYSPROG) SETROPTS REFRESH RACLIST(FACILITY) RDEFINE OPERCMDS MVS.SETPROG + UACC(NONE) + AUDIT(SUCCESS(UPDATE),FAILURES(READ)) + DATA('SETPROG COMMAND') PERMIT MVS.SETPROG CLASS(OPERCMDS) + ACCESS(UPDATE) ID(SYSPROG) RDEFINE OPERCMDS ... (see CIS section 2.2.7)

プロパティ

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タグ
ibm-zpermissions
参照
CIS IBM z/OS with RACF Benchmark v1.0.0 - 2.2.7 Ensure that access to all APF-authorized objects is controlled