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Ubuntu Security Notice USN-4072-1

Ubuntu Security Notice USN-4072-1
Posted Jul 25, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4072-1 - It was discovered that Ansible failed to properly handle sensitive information. A local attacker could use those vulnerabilities to extract them. 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. Various other issues were also addressed.

tags | advisory, arbitrary, local, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-7481, CVE-2018-10855, CVE-2018-10874, CVE-2018-10875, CVE-2018-16837, CVE-2018-16876, CVE-2019-10156, CVE-2019-3828
MD5 | 7a9cfe8749c9081a9cb43d26360a411c

Ubuntu Security Notice USN-4072-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4072-1
July 24, 2019

ansible vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Ansible.

Software Description:
- ansible: Configuration management, deployment, and task execution system

Details:

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)
(CVE-2019-10156)

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
destination.
(CVE-2019-3828)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 19.04:
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 2.0.0.2-2ubuntu1.3

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/4072-1
CVE-2017-7481, CVE-2018-10855, CVE-2018-10874, CVE-2018-10875,
CVE-2018-16837, CVE-2018-16876, CVE-2019-10156, CVE-2019-3828

Package Information:
https://launchpad.net/ubuntu/+source/ansible/2.7.8+dfsg-1ubuntu0.19.04.1
https://launchpad.net/ubuntu/+source/ansible/2.5.1+dfsg-1ubuntu0.1
https://launchpad.net/ubuntu/+source/ansible/2.0.0.2-2ubuntu1.3
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