Title

Write or greater access to libraries that contain PPT modules must be limited to system programmers only. (Cat I impact)

Discussion

Specific PPT designated program modules possess significant security bypass capabilities. Unauthorized access could result in the compromise of the operating system environment, ACP, and customer data.

Check Content

a) Refer to the following report produced by the Data Set and Resource Data Collection: - SENSITVE.RPT(PPTXRPT) Automated Analysis Refer to the following report produced by the Data Set and Resource Data Collection: - PDI(ACP00100) ___ The ACP data set rules for libraries that contain PPT modules allow inappropriate access. ___ The ACP data set rules for libraries that contain PPT modules do not restrict UPDATE and ALLOCATE access to only z/OS systems programming personnel. ___ The ACP data set rules for libraries that contain PPT modules do not specify that all UPDATE and ALLOCATE access will be logged. b) If all of the above are untrue, there is NO FINDING. c) If any of the above is true, this is a FINDING.

Fix Text

Review access authorization to critical system files. Evaluate the impact of correcting the deficiency. Develop a plan of action and implement the changes required to protect libraries containing modules listed in the Program Properties Table (PPT). The IAO will ensure that update and allocate access to libraries containing PPT modules is limited to system programmers only and all update and allocate access is logged.

Additional Identifiers

Rule ID: SV-116r3_rule

Vulnerability ID: V-116

Group Title: ACP00100

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.