DescriptionSensitive data could be exposed in logs of cloud-init before version 23.1.2. An attacker could use this information to find hashed passwords and possibly escalate their privilege.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
Debian Bugs1035023

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
cloud-init (PTS)buster20.2-2~deb10u2vulnerable
bookworm, sid22.4.2-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[bookworm] - cloud-init <no-dsa> (Minor issue)
[bullseye] - cloud-init <no-dsa> (Minor issue)
[buster] - cloud-init <no-dsa> (Minor issue)

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