CVE-2020-8632

NameCVE-2020-8632
DescriptionIn cloud-init through 19.4, rand_user_password in cloudinit/config/cc_set_passwords.py has a small default pwlen value, which makes it easier for attackers to guess passwords.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2113-1
NVD severitylow
Debian Bugs951363

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
cloud-init (PTS)jessie0.7.6~bzr976-2vulnerable
jessie (security)0.7.6~bzr976-2+deb8u1fixed
stretch0.7.9-2vulnerable
buster18.3-6vulnerable
bullseye, sid19.4-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
cloud-initsource(unstable)19.4-2951363
cloud-initsourcejessie0.7.6~bzr976-2+deb8u1DLA-2113-1

Notes

[buster] - cloud-init <no-dsa> (Minor issue)
[stretch] - cloud-init <no-dsa> (Minor issue)
https://bugs.launchpad.net/ubuntu/+source/cloud-init/+bug/1860795
https://github.com/canonical/cloud-init/pull/189
https://github.com/canonical/cloud-init/commit/42788bf24a1a0a5421a2d00a7f59b59e38ba1a14

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