CVE-2019-10156

NameCVE-2019-10156
DescriptionA flaw was discovered in the way Ansible templating was implemented in versions before 2.6.18, 2.7.12 and 2.8.2, causing the possibility of information disclosure through unexpected variable substitution. By taking advantage of unintended variable substitution the content of any variable may be disclosed.
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-1923-1
NVD severitymedium (attack range: remote)
Debian Bugs930065

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ansible (PTS)jessie1.7.2+dfsg-2vulnerable
jessie (security)1.7.2+dfsg-2+deb8u2fixed
stretch (security), stretch2.2.1.0-2+deb9u1vulnerable
buster2.7.7+dfsg-1vulnerable
bullseye2.7.8+dfsg-1vulnerable
sid2.8.3+dfsg-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ansiblesource(unstable)2.8.3+dfsg-1low930065
ansiblesourcejessie1.7.2+dfsg-2+deb8u2mediumDLA-1923-1

Notes

[buster] - ansible <no-dsa> (Minor issue)
[stretch] - ansible <no-dsa> (Minor issue)
https://github.com/ansible/ansible/pull/57188

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