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MEDIUM: 5.9 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LDefault status
unaffected
21.3 (semver) before 25.1.3
affected
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.
Product status
21.3 (semver) before 25.1.3
Credits
Harry Sintonen
References
github.com/...mmits/6e10240a7f0a2d6110b398640b3fd46cfa9a7cf3
github.com/canonical/cloud-init/releases/tag/25.1.3