ACSC Essential Eight
Patch operating systems – ACSC Essential Eight

ACSC Essential Eight E8-PATCHOS-ISM-1695: Patch operating systems (ISM-1695): Patches, updates or other vendor mitigations for vulnerabilities in operating systems of workstations, non-internet-facing servers and non-internet-facing network devices are applied within one month of release

Patches, updates or other vendor mitigations for vulnerabilities in operating systems of workstations, non-internet-facing servers and non-internet-facing network devices are applied within one month of release. Required at Maturity Levels One and Two of the Patch operating systems mitigation strategy (Appendices A and B); ISM control ISM-1695 in ASD's Essential Eight to ISM mapping (December 2023). At Maturity Level Three this requirement is replaced by ISM-1696 (48 hours when critical or exploited) and ISM-1902 (one month when non-critical).

Maintained by Gerard BlokdykVerified against the published standard Control text last updated

What else in your programme already covers this

This control maps to 2 controls across 2 other frameworks. If you already hold one of them, the evidence you collected for it is the starting point here rather than new work.

  • ISM-1695 OS patches for workstations and internal systems within one month

ISO 27002:2022 · 1 control

  • 8.8 Management of technical vulnerabilities

Every mapping shown was judged rather than inferred from wording similarity, and the ones that failed review are published too. See the coverage reports and what was rejected.

Other controls in Patch operating systems – ACSC Essential Eight

You are reading one control. How much of ACSC Essential Eight have you already done?

ACSC Essential Eight E8-PATCHOS-ISM-1695 is one control. If you already hold one of the frameworks below, a reviewed crosswalk already says how much of ACSC Essential Eight your existing evidence covers. Hold FedRAMP Moderate and 18 of 176 ACSC Essential Eight controls already carry evidence.

Each report names every control your existing framework evidences, every one it does not, the reasoning behind each claim, and the claims that were argued against and rejected. 0 were rejected on the FedRAMP Moderate pair alone.

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The graph holds this control, the 2 it maps to, and the evidence behind each claim, over MCP and REST.