CVE-2021-20191: Medium severity oracle virtualization vulnerability

Published Jan 15, 2021
·
Updated

A few different modules leak sensitive data such as secret values. This could lead in disclosing those credentials for every user which has access to the output of playbook execution.

Other sources

A flaw was found in ansible. Credentials, such as secrets, are being disclosed in console log by default and not protected by nolog feature when using those modules. An attacker can take advantage of this information to steal those credentials. The highest threat from this vulnerability is to data confidentiality.

Affected Software

18 affected componentsFixes available
redhat/ansible<0:2.9.18-1.el7ae
0:2.9.18-1.el7ae
redhat/ansible<0:2.9.18-1.el8ae
0:2.9.18-1.el8ae
redhat/ansible<2.9.18
2.9.18
pip/ansible>=2.10.0a1<2.10.7
2.10.7
pip/ansible<2.8.19rc1
2.8.19rc1
pip/ansible>=2.9.0a1<2.9.18rc1
2.9.18rc1
Oracle Virtualization=4.0
redhat ansible<2.8.19
redhat ansible>=2.9.0<2.9.18
redhat ansible>=2.10.0<2.10.7
redhat Ansible Tower=3.0
redhat Cisco Nx-os Collection<1.4.0
redhat Community General Collection Ansible<1.3.6
redhat Community General Collection Ansible>=2.0.0<2.0.1
redhat Community Network Collection Ansible<1.3.2
redhat Community Network Collection Ansible>=2.0.0<2.0.1
redhat Docker Community Collection Ansible<1.2.2
redhat Google Cloud Platform Ansible Collection=1.0.2

Event History

Jan 15, 2021
CVE Published
12:00 AM
May 26, 2021
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Jun 1, 2021
Advisory Published
09:38 PM

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is CVE-2021-20191?

CVE-2021-20191 is a vulnerability in Ansible that allows credentials, such as secrets, to be disclosed in the console log.

2

How can an attacker exploit CVE-2021-20191?

An attacker can take advantage of CVE-2021-20191 to steal credentials by accessing the disclosed information in the console log.

3

What is the severity of CVE-2021-20191?

CVE-2021-20191 has a severity rating of 5.5 (Medium).

4

Which software versions are affected by CVE-2021-20191?

Ansible versions 2.10.0 to 2.10.7, 2.8.19, and 2.9.0 to 2.9.18 are affected by CVE-2021-20191.

5

How can I fix CVE-2021-20191?

To fix CVE-2021-20191, you should update Ansible to version 2.10.7, 2.8.19, or 2.9.18, depending on your current version.

Contact

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