Title: EGI SVG Advisory [TLP:WHITE] Up to 'HIGH' risk Ansible input
validation vulnerability [EGI-SVG-CVE-2016-9587]
Date: 2017-02-01
Updated:
Affected software and risk
==========================
Up to 'HIGH' risk input validation vulnerability concerning Ansible
Package : Ansible
CVE ID : CVE-2016-9587
Bug ID :
Input validation vulnerabilities have been found in Ansible whereby a
compromised host may allow others to gain access to other hosts controlled by
the same Ansible controller.
See [R 1]
Actions required/recommended
============================
Sites running Ansible should update to a non-vulnerable version as soon as
possible.
Affected software details
=========================
This is fixed in Ansible Versions 2.1.4, 2.2.1.
Earlier versions are affected.
More information
================
See [R 1]
Mitigation
==========
In many cases the method of deployment may mean it is less than 'High' risk.
Component installation information
==================================
See [R 1]
For RedHat see [R 2]
For Ubuntu see [R 3] (note not all versions are fixed yet)
For Debian see [R 4] (note not all versions are fixed yet)
TLP and URL
===========
** WHITE information - Unlimited distribution
- see https://go.egi.eu/tlp for distribution restrictions **
URL: https://advisories.egi.eu/Advisory-SVG-CVE-2016-9587
Minor updates may be made without re-distribution to the sites
Comments
========
Comments or questions should be sent to svg-rat at mailman.egi.eu
If you find or become aware of a vulnerability which is relevant to EGI you may
report it by e-mail to
report-vulnerability at egi.eu
the EGI Software Vulnerability Group will take a look.
References
==========
[R 1] https://www.computest.nl/advisories/CT-2017-0109_Ansible.txt
[R 2] https://access.redhat.com/security/cve/CVE-2016-9587
[R 3] http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-9587.html
[R 4] https://security-tracker.debian.org/tracker/CVE-2016-9587
[R 5] https://documents.egi.eu/public/ShowDocument?docid=2538
Credit
======
SVG was alerted to this vulnerability by David Crooks
Timeline
========
Yyyy-mm-dd [EGI-SVG-CVE-2016-9587]
2017-01-12 SVG alerted to this issue by David Cooks
2017-01-12 Investigation of vulnerability and relevance to EGI carried out
2017-01-13 EGI SVG Risk Assessment - agreed varies depending on configuration
2017-01-31 Agreed to send advisory
2017-02-01 Advisory/Alert sent to sites
Context
=======
This advisory has been prepared as part of the effort to fulfil EGI SVG's
purpose "To minimize the risk to the EGI infrastructure arising from software
vulnerabilities"
The risk is that assessed by the group, according to the EGI SVG issue handling
procedure [R 5] in the context of how the software is used in the EGI
infrastructure. It is the opinion of the group, we do not guarantee it to be
correct. The risk may also be higher or lower in other deployments depending on
how the software is used.
Others may re-use this information provided they:-
1) Respect the provided TLP classification
2) Credit the EGI https://www.egi.eu/ Software Vulnerability Group