CVE-2024-11584

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-06-26 · updated 2026-06-17
Weakness: CWE-732

Description

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands.

Affected products

Canonical Ltd. cloud-init: before 25.1.3 — fixed in 25.1.3

How to fix

Upgrade to a fixed version: Canonical Ltd. cloud-init 25.1.3. Check the vendor advisory for mitigations.

References

https://github.com/canonical/cloud-init/pull/6265/commits/6e10240a7f0a2d6110b398640b3fd46cfa9a7cf3
https://github.com/canonical/cloud-init/releases/tag/25.1.3

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