CIS Controls v8
CIS Control 9: Email and Web Browser Protections

CIS Controls v8 CIS-9.1: Ensure Use of Only Fully Supported Browsers and Email Clients

Allow only browsers and email clients that are fully supported to run in the enterprise, and use only the newest vendor-supplied versions of them.

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

What else in your programme already covers this

This control maps to 39 controls across 16 other frameworks. If you already hold one of them, the evidence you collected for it is the starting point here rather than new work.

HIPAA Security Rule · 4 controls

ISO 27001:2022 · 4 controls

  • 5.10 Acceptable use of information and other associated assets
  • 8.1 User end point devices
  • 8.8 Management of technical vulnerabilities
  • 8.9 Configuration management

ISO 27002:2022 · 4 controls

  • 8.1 User endpoint devices
  • 8.23 Web filtering
  • 8.7 Protection against malware
  • 8.9 Configuration management
  • NIST-CSF-ID.AM-02 Inventories of software, services, and systems managed by the organization are maintained
  • NIST-CSF-ID.AM-08 Systems, hardware, software, services, and data are managed throughout their life cycles
  • NIST-CSF-PR.PS-02 Software is maintained, replaced, and removed commensurate with risk
  • NIST-CSF-PR.PS-05 Installation and execution of unauthorized software are prevented

NIST SP 800-66 Rev 2 · 4 controls

SOC 2 · 4 controls

  • SOC2-CC3.4 CC3.4 Identifying and assessing significant changes (COSO principle 9)
  • SOC2-CC5.2 CC5.2 General controls over technology (COSO principle 11)
  • SOC2-CC6.8 CC6.8 Preventing and detecting unauthorised or malicious software
  • SOC2-CC8.1 CC8.1 Managing changes to procedures, software, data and infrastructure

NIST SP 800-53 Rev 5 · 3 controls

  • ASD37-02 Patch applications (Essential)
  • ASD37-04 User application hardening (Essential)
  • ISM-1467 User application release currency
  • ISM-1704 Removing unsupported office, browser, email, PDF and security products

UK Cyber Essentials · 2 controls

  • CE-SU.1 Software Licensed and Supported
  • CE-SU.4 Remove Out-of-Support Software
  • E8-PATCHAPP-ML3 Patch Applications (ML3)

FedRAMP High · 1 control

  • SA-22 Unsupported System Components (SA-22)

FedRAMP Moderate · 1 control

  • SA-22 Unsupported System Components (SA-22)

PCI DSS 4.0 · 1 control

  • 12.3.4 12.3.4 Annual review of hardware and software technologies

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 CIS Control 9: Email and Web Browser Protections

You are reading one control. How much of CIS Controls v8 have you already done?

CIS Controls v8 CIS-9.1 is one control. If you already hold one of the frameworks below, a reviewed crosswalk already says how much of CIS Controls v8 your existing evidence covers. Hold ISO 27001:2022 and 102 of 153 CIS Controls v8 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. 240 were rejected on the ISO 27001:2022 pair alone.

Query this from an agent

The graph holds this control, the 39 it maps to, and the evidence behind each claim, over MCP and REST.