PyPI: ansible
CVE-2016-3096
Safety vulnerability ID: SFTY-20160603-48067
Safety legacy ID: pyup.io-25627
Ansible 1.9.6 and 2.0.2 include a fix for CVE-2016-3096: The create_script function in the lxc_container module in Ansible before 1.9.6-1 and 2.x before 2.0.2.0 allows local users to write to arbitrary files or gain privileges via a symlink attack on (1) /opt/.lxc-attach-script, (2) the archived container in the archive_path directory, or the (3) lxc-attach-script.log or (4) lxc-attach-script.err files in the temporary directory.
Overview
Link Following in ansible
Advisory
Ansible 1.9.6 and 2.0.2 include a fix for CVE-2016-3096: The create_script function in the lxc_container module in Ansible before 1.9.6-1 and 2.x before 2.0.2.0 allows local users to write to arbitrary files or gain privileges via a symlink attack on (1) /opt/.lxc-attach-script, (2) the archived container in the archive_path directory, or the (3) lxc-attach-script.log or (4) lxc-attach-script.err files in the temporary directory.
How to Fix
Mitigation and Workarounds
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Vulnerable Functions
Functions linked to known vulnerabilities.
References
- https://getsafety.com/vulnerabilities/SFTY-20160603-48067/CVE-2016-3096
- https://nvd.nist.gov/vuln/detail/CVE-2016-3096
- https://github.com/advisories/GHSA-rh6x-qvg7-rrmj
- https://github.com/ansible/ansible-modules-extras/pull/1941
- https://bugzilla.redhat.com/show_bug.cgi?id=1322925
- https://github.com/ansible/ansible/blob/v1.9.6-1/CHANGELOG.md#196-dancing-in-the-street---tbd
- https://github.com/ansible/ansible/blob/v2.0.2.0-1/CHANGELOG.md#202-over-the-hills-and-far-away
- https://groups.google.com/forum/#%21topic/ansible-announce/E80HLZilTU0
- https://groups.google.com/forum/#%21topic/ansible-announce/tqiZbcWxYig
- https://security.gentoo.org/glsa/201607-14
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183103.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183132.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183252.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183274.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184175.html
- https://github.com/ansible/ansible-modules-extras/commit/7c3999a92a1cd856ff9bc8913a93ff1aee8bffc3
- https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2016-1.yaml
- https://groups.google.com/forum/#!topic/ansible-announce/E80HLZilTU0
- https://groups.google.com/forum/#!topic/ansible-announce/tqiZbcWxYig
Verified by Safety
Our Cybersecurity Intelligence Team reviewed this vulnerability. We combine public data with our own research to find issues not yet reported to public sources.
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