IBM z/OS ACF2 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
IBM z/OS LOGONIDs with the AUDIT or CONSULT attribute must be properly scoped.
<VulnDiscussion>The use of security policy filters provides protection for the confidentiality of data by restricting the flow of data. A cru...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
IBM z/OS LOGONID with the ACCTPRIV attribute must be restricted to the ISSO.
<VulnDiscussion>The use of security policy filters provides protection for the confidentiality of data by restricting the flow of data. A cru...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
IBM z/OS batch jobs with restricted ACF2 LOGONIDs must have the PGM(xxxxxxxx) and SUBAUTH attributes or the SOURCE(xxxxxxxx) attribute assigned to the corresponding LOGONIDs.
<VulnDiscussion>Activity under unusual conditions can indicate hostile activity. For example, what is normal activity during business hours c...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
CA-ACF2 RULEOPTS GSO record values must be set to the values specified.
<VulnDiscussion>Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
The CA-ACF2 GSO OPTS record value must be properly specified.
<VulnDiscussion>Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...Rule Medium Severity -
SRG-OS-000480-GPOS-00225
<GroupDescription></GroupDescription>Group -
CA-ACF2 must prevent the use of dictionary words for passwords.
<VulnDiscussion>If the operating system allows the user to select passwords based on dictionary words, then this increases the chances of pas...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
CA-ACF2 database must be on a separate physical volume from its backup and recovery data sets.
<VulnDiscussion>Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
CA-ACF2 database must be backed up on a scheduled basis.
<VulnDiscussion>Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
ACF2 REFRESH attribute must be restricted to security administrators' LOGON ID only.
<VulnDiscussion>Users with the refresh attribute have the ability to effect changes to ESM global system options. Unauthorized use could resu...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
ACF2 maintenance LOGONIDs must have corresponding GSO MAINT records.
<VulnDiscussion>Activity under unusual conditions can indicate hostile activity. For example, what is normal activity during business hours c...Rule Medium Severity
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