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Cybersecurity Fundamentals
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PR.MA-1: Maintenance and repair of organizational assets are performed and logged, with approved and controlled tools PR.MA-2: Remote maintenance of organizational assets is approved, logged, and performed in a manner that prevents unauthorized access
Maturity Level 1
Maturity Level 2
Maturity Level 3
PR.MA-1.1
PR.MA-1.1: Patches and security updates for Operating Systems and critical system components shall be installed.
  • Limit yourself to only install those applications (operating systems, firmware, or plugins ) that you need to run your business and patch/update them regularly.
  • You should only install a current and vendor-supported version of software you choose to use. It may be useful to assign a day each month to check for patches.
  • There are products which can scan your system and notify you when there is an update for an application you have installed. If you use one of these products, make sure it checks for updates for every application you use.
  • Install patches and security updates in a timely manner.
Documentation Maturity
Not applicable - Not applicable in the selected scope.
Level 1 - Initial - No Process documentation or not formally approved by management.
Level 2 - Repeatable - Formally approved Process documentation exists but not reviewed in the previous 2 years.
Level 3 - Defined - Formally approved Process documentation exists, and exceptions are documented and approved. Documented and approved exceptions < 5% of the time.
Level 4 - Managed - Formally approved Process documentation exists, and exceptions are documented and approved. Documented and approved exceptions < 3% of the time.
Level 5 - Optimizing - Formally approved Process documentation exists, and exceptions are documented and approved. Documented and approved exceptions < 0,5% of the time.
Implementation Maturity
Not applicable - Not applicable in the selected scope.
Level 1 - Initial - Standard process does not exist.
Level 2 - Repeatable - Ad-hoc process exists and is done informally.
Level 3 - Defined - Formal process exists and is implemented. Evidence available for most activities. Less than 10% process exceptions.
Level 4 - Managed - Formal process exists and is implemented. Evidence available for all activities. Detailed metrics of the process are captured and reported. Minimal target for metrics has been established. Less than 5% of process exceptions.
Level 5 - Optimizing - Formal process exists and is implemented. Evidence available for all activities. Detailed metrics of the process are captured and reported. Minimal target for metrics has been established and continually improving. Less than 1% of process exceptions.
Description

Patches and security updates for Operating Systems and critical system components shall be installed.