CVE-2021-20178
First published: Mon Jan 11 2021(Updated: )
A flaw was found in ansible module where credentials are disclosed in the console log by default and not protected by the security feature when using the bitbucket_pipeline_variable module. This flaw allows an attacker to steal bitbucket_pipeline credentials. The highest threat from this vulnerability is to confidentiality.
Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 | |
| Redhat Ansible Tower | =3.0 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =33 | |
| redhat/ansible | <2.9.18 | 2.9.18 |
| pip/ansible | <2.9.18 | 2.9.18 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2021-20178 https://nvd.nist.gov/vuln/detail/CVE-2021-20178
- https://bugzilla.redhat.com/show_bug.cgi?id=1914774
- https://access.redhat.com/errata/RHSA-2021:1079
- https://access.redhat.com/errata/RHSA-2021:0664
- https://access.redhat.com/errata/RHSA-2021:0663
- https://access.redhat.com/errata/RHSA-2021:2180
- https://access.redhat.com/security/cve/cve-2021-20178
- https://github.com/ansible-collections/community.general/pull/1635,
- https://github.com/ansible/ansible/blob/v2.9.18/changelogs/CHANGELOG-v2.9.rst#security-fixes,
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FUQ2QKAQA5OW2TY3ACZZMFIAJ2EQTG37/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HIU7QZUV73U6ZQ65VJWSFBTCALVXLH55/
- https://github.com/ansible-collections/community.general/pull/1635%2C
- https://github.com/ansible/ansible/blob/v2.9.18/changelogs/CHANGELOG-v2.9.rst#security-fixes%2C
- https://lists.debian.org/debian-lts-announce/2023/12/msg00018.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUQ2QKAQA5OW2TY3ACZZMFIAJ2EQTG37/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HIU7QZUV73U6ZQ65VJWSFBTCALVXLH55/
- https://github.com/ansible-collections/community.general/pull/1621
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1917287
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1917330
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1917331
- https://access.redhat.com/security/cve/CVE-2020-20178
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1914774
- https://nvd.nist.gov/vuln/detail/CVE-2020-20178
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1928774
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1899675
- https://nvd.nist.gov/vuln/detail/CVE-2021-20178
- https://github.com/ansible/ansible/blob/v2.9.18/changelogs/CHANGELOG-v2.9.rst#security-fixes
- https://github.com/advisories/GHSA-wv5p-gmmv-wh9v (Advisory)
- https://github.com/ansible-collections/community.general/pull/1635
- https://github.com/ansible-collections/community.general/commit/1d0c5e2ba47724c31a18d7b08b9daf13df8829dc
- https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2021-106.yaml
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUQ2QKAQA5OW2TY3ACZZMFIAJ2EQTG37
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HIU7QZUV73U6ZQ65VJWSFBTCALVXLH55
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FUQ2QKAQA5OW2TY3ACZZMFIAJ2EQTG37
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HIU7QZUV73U6ZQ65VJWSFBTCALVXLH55
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the vulnerability ID of this flaw in Ansible?
The vulnerability ID is CVE-2021-20178.
What is the severity level of CVE-2021-20178?
The severity level of CVE-2021-20178 is medium.
Which software is affected by this vulnerability?
The affected software includes Ansible, Ansible Tower, and Fedora.
How can an attacker exploit the CVE-2021-20178 vulnerability?
An attacker can exploit this vulnerability to steal bitbucket_pipeline credentials.
How can I fix the CVE-2021-20178 vulnerability in Ansible?
To fix this vulnerability, update Ansible to version 2.9.18.
- collector/redhat-cve
- collector/nvd-index
- agent/type
- agent/first-publish-date
- agent/weakness
- collector/nvd-api
- source/NVD
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- alias/CVE-2021-20178
- agent/description
- agent/severity
- agent/softwarecombine
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- source/MITRE
- agent/event
- collector/github-advisory-latest
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- alias/GHSA-wv5p-gmmv-wh9v
- agent/last-modified-date
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- canonical/redhat ansible tower
- version/redhat ansible tower/3.0
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/32
- version/fedoraproject fedora/33
- package-manager/pip