CVE intelligence and bounded remediation

CVE-2024-21622 — Craft is a content management system

High CVSS 8.8

Craft is a content management system. This is a potential moderate impact, low complexity privilege escalation vulnerability in Craft starting in 3.x prior to 3.9.6 and 4.x prior to 4.4.16 with certain user permissions setups. This has been fixed in Craft 4.4.16 and Craft 3.9.6. Users should ensure they are running at least those versions.

Severity
High
CVSS
8.8 (3.1)
Published
2024-01-03
CISA KEV
Not currently listed
Ecosystem
software/application
Weaknesses
CWE-269

Affected products

  • craftcms / craft_cms

Showing 1 representative product identities from 2 source matches. Confirm exact affected versions with the linked vendor and NVD evidence.

Matched remediation archetype

Privilege escalation and unsafe privilege management

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Check exposure

  • Map service accounts, operating-system identities, roles, capabilities, impersonation, set-user transitions, and administrative helper paths.
  • Determine whether untrusted users or lower-privilege processes can reach the affected transition or modify inputs it trusts.
  • Review file, socket, registry, device, job, container, and cloud-role permissions used before and after privilege changes.

Remediate safely

  • Apply the supported fix and redesign privileged operations as a minimal, authenticated, allowlisted interface.
  • Drop privileges before processing untrusted input, verify the drop succeeds, and remove unnecessary roles, capabilities, and write permissions.
  • Validate ownership and permissions at time of use and add explicit lower-to-higher privilege boundary tests.

Authoritative sources

Complete CVE record and remediation plan

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