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AUSCERT External Security Bulletin Redistribution
USN-4072-1: Ansible vulnerabilities
25 July 2019
AusCERT Security Bulletin Summary
Operating System: Ubuntu
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Overwrite Arbitrary Files -- Existing Account
Access Confidential Data -- Existing Account
CVE Names: CVE-2019-10156 CVE-2019-3828 CVE-2018-16876
CVE-2018-16837 CVE-2018-10875 CVE-2018-10874
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USN-4072-1: Ansible vulnerabilities
24 July 2019
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 19.04
o Ubuntu 18.04 LTS
o Ubuntu 16.04 LTS
Several security issues were fixed in Ansible.
o ansible - Configuration management, deployment, and task execution system
It was discovered that Ansible failed to properly handle sensitive information.
A local attacker could use those vulnerabilities to extract them.
(CVE-2017-7481) (CVE-2018-10855) (CVE-2018-16837) (CVE-2018-16876)
It was discovered that Ansible could load configuration files from the current
working directory containing crafted commands. An attacker could run arbitrary
code as result. (CVE-2018-10874) (CVE-2018-10875)
It was discovered that Ansible fetch module had a path traversal vulnerability.
A local attacker could copy and overwrite files outside of the specified
The problem can be corrected by updating your system to the following package
ansible - 2.7.8+dfsg-1ubuntu0.19.04.1
Ubuntu 18.04 LTS
ansible - 2.5.1+dfsg-1ubuntu0.1
Ubuntu 16.04 LTS
ansible - 126.96.36.199-2ubuntu1.3
To update your system, please follow these instructions: https://
In general, a standard system update will make all the necessary changes.
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