CVE-2021-20228: Infoleak
First published: Fri Jan 29 2021(Updated: )
A flaw was found in the Ansible Engine 2.9.18, where sensitive info is not masked by default and is not protected by the `no_log` feature when using the sub-option feature of the basic.py module. This flaw allows an attacker to obtain sensitive information. The highest threat from this vulnerability is to confidentiality.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/ansible | <2.8.19 | 2.8.19 |
| pip/ansible | >=2.9.0<2.9.18 | 2.9.18 |
| pip/ansible | >=2.10.0<2.10.7 | 2.10.7 |
| redhat/ansible-engine | <2.9.18 | 2.9.18 |
| 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 Engine | =2.9.18 | |
| Redhat Ansible Automation Platform | =1.2 | |
| Redhat Ansible Engine | =2.0 | |
| Redhat Ansible Engine | =2.9 | |
| Redhat Ansible Tower | =3.0 | |
| Debian Debian Linux | =10.0 | |
| debian/ansible | 2.7.7+dfsg-1+deb10u1 2.7.7+dfsg-1+deb10u2 2.10.7+merged+base+2.10.8+dfsg-1 7.3.0+dfsg-1 7.7.0+dfsg-3 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2021-20228
- https://github.com/ansible/ansible/pull/73487
- https://github.com/ansible/ansible/pull/73492
- https://github.com/ansible/ansible/pull/73493
- https://github.com/ansible/ansible/pull/73494
- https://bugzilla.redhat.com/show_bug.cgi?id=1925002
- https://www.debian.org/security/2021/dsa-4950
- https://github.com/advisories/GHSA-5rrg-rr89-x9mv (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2021-1.yaml
- https://access.redhat.com/errata/RHSA-2021:0663
- https://access.redhat.com/errata/RHSA-2021:0664
- https://access.redhat.com/security/cve/cve-2021-20228
- https://access.redhat.com/errata/RHSA-2021:1079
- https://access.redhat.com/errata/RHSA-2021:2180
- https://www.cve.org/CVERecord?id=CVE-2021-20228 https://nvd.nist.gov/vuln/detail/CVE-2021-20228 https://github.com/ansible/ansible/pull/73487
- https://access.redhat.com/security/cve/CVE-2021-20228
- https://security-tracker.debian.org/tracker/CVE-2021-20228
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is CVE-2021-20228?
CVE-2021-20228 is a vulnerability in Ansible Engine where sensitive information is not masked by default and can be obtained by an attacker.
How severe is CVE-2021-20228?
CVE-2021-20228 has a severity rating of 7.5 (high).
What software is affected by CVE-2021-20228?
Ansible Engine versions from 2.8.0 to 2.8.19, 2.9.0 to 2.9.18, and 2.10.0 to 2.10.7 are affected. Redhat Ansible Engine 2.9.18 and Ansible versions 0:2.9.18-1.el7ae and 0:2.9.18-1.el8ae are also affected.
How can I fix CVE-2021-20228?
To fix CVE-2021-20228, update your Ansible Engine to version 2.8.19, 2.9.18, or 2.10.7.
Where can I find more information about CVE-2021-20228?
You can find more information about CVE-2021-20228 on the NIST National Vulnerability Database (NVD) website and the relevant GitHub pull requests (PR #73487 and PR #73492).
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