CVE-2019-14905: Input Validation
First published: Tue Nov 26 2019(Updated: )
A vulnerability was found in Ansible Engine versions 2.9.x before 2.9.3, 2.8.x before 2.8.8, 2.7.x before 2.7.16 and earlier, where in Ansible's nxos_file_copy module can be used to copy files to a flash or bootflash on NXOS devices. Malicious code could craft the filename parameter to perform OS command injections. This could result in a loss of confidentiality of the system among other issues.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/ansible-engine | <2.9.4 | 2.9.4 |
| redhat/ansible-engine | <2.8.8 | 2.8.8 |
| redhat/ansible-engine | <2.7.16 | 2.7.16 |
| Redhat Ansible Engine | >=2.7.0<2.7.16 | |
| Redhat Ansible Engine | >=2.8.0<2.8.8 | |
| Redhat Ansible Engine | >=2.9.0<2.9.3 | |
| Redhat Ansible Tower | =3.0.0 | |
| Microsoft Windows Server 2022 | =3.0 | |
| Redhat Cloudforms Management Engine | =5.0 | |
| Redhat Openstack | =13 | |
| Fedoraproject Fedora | =30 | |
| openSUSE Backports SLE | =15.0-sp1 | |
| openSUSE Leap | =15.1 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00026.html
- https://access.redhat.com/errata/RHSA-2020:0216
- https://access.redhat.com/errata/RHSA-2020:0218
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14905
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5BNCYPQ4BY5QHBCJOAOPANB5FHATW2BR/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1777693
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1777692
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1777691
- https://github.com/ansible/ansible/pull/65423
- https://github.com/ansible/ansible/pull/65846
- https://github.com/ansible/ansible/pull/65847
- https://github.com/ansible/ansible/pull/65848
- https://github.com/ansible/ansible/pull/65846/commits/254d8032520b712a27eef0f907e911545d593604
- https://github.com/ansible/ansible/releases
- https://access.redhat.com/errata/RHSA-2020:0217
- https://access.redhat.com/errata/RHSA-2020:0215
- https://access.redhat.com/security/cve/cve-2019-14905
- https://bugzilla.redhat.com/show_bug.cgi?id=1776943
Frequently Asked Questions
What is the vulnerability ID of this Ansible Engine vulnerability?
The vulnerability ID is CVE-2019-14905.
What is the severity rating of CVE-2019-14905?
The severity rating of CVE-2019-14905 is high (5.6).
Which versions of Ansible Engine are affected by CVE-2019-14905?
The affected versions are 2.9.x before 2.9.3, 2.8.x before 2.8.8, and 2.7.x before 2.7.16.
How can an attacker exploit this vulnerability?
An attacker can exploit this vulnerability by crafting a malicious filename parameter to perform arbitrary commands on NXOS devices.
How can I fix CVE-2019-14905?
To fix CVE-2019-14905, upgrade to Ansible Engine version 2.9.4, 2.8.8, or 2.7.16.
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