CVE-2020-1746: Infoleak
First published: Thu Feb 20 2020(Updated: )
A flaw was found in ldap_attr and ldap_entry community modules for Ansbile. This issue discloses the LDAP bind password to stdout or a log file if a playbook task is written using the bind_pw in the parameters field since nothing in the params field is evaluated for sensitive data.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Redhat Ansible Engine | >=2.7.0<2.7.17 | |
| Redhat Ansible Engine | >=2.8.0<2.8.11 | |
| Redhat Ansible Engine | >=2.9.0<2.9.7 | |
| Redhat Ansible Tower | >=3.4.0<=3.4.5 | |
| Redhat Ansible Tower | >=3.5.0<=3.5.5 | |
| Redhat Ansible Tower | >=3.6.0<=3.6.3 | |
| 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 | |
| redhat/ansible-engine | <2.7.17 | 2.7.17 |
| redhat/ansible-engine | <2.8.11 | 2.8.11 |
| redhat/ansible-engine | <2.9.7 | 2.9.7 |
| pip/ansible | >=2.7.0a1<2.7.17 | 2.7.17 |
| pip/ansible | >=2.9.0a1<2.9.7 | 2.9.7 |
| pip/ansible | >=2.8.0a1<2.8.11 | 2.8.11 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1746
- https://github.com/ansible/ansible/pull/67866
- https://www.debian.org/security/2021/dsa-4950
- https://bugzilla.redhat.com/show_bug.cgi?id=1805491
- https://github.com/ansible/ansible/commit/d41e38435b1a9e300d8011ac28f16a5add2db119
- https://security-tracker.debian.org/tracker/CVE-2020-1746
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1808472
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1808471
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1808470
- https://access.redhat.com/errata/RHSA-2020:1541
- https://access.redhat.com/errata/RHSA-2020:1542
- https://access.redhat.com/errata/RHSA-2020:1543
- https://access.redhat.com/errata/RHSA-2020:1544
- https://access.redhat.com/security/cve/cve-2020-1746
- https://nvd.nist.gov/vuln/detail/CVE-2020-1746
- https://github.com/ansible/ansible/commit/e6199d768c1c18a4e750ec78d4ded088629baa3f
- https://github.com/ansible/ansible/commit/edd1e1723cc937ec9251adf38c1199a00b0bf6d4
- https://github.com/advisories/GHSA-j2h6-73x8-22c4 (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2020-13.yaml
Frequently Asked Questions
What is CVE-2020-1746?
CVE-2020-1746 is a vulnerability found in the Ansible Engine.
Which versions of Ansible Engine are affected by CVE-2020-1746?
Ansible Engine versions 2.7.x before 2.7.17, 2.8.x before 2.8.11, and 2.9.x before 2.9.7 are affected.
Which Ansible Tower versions are affected by CVE-2020-1746?
Ansible Tower versions 3.4.5, 3.5.5, and 3.6.3 are affected.
What is the severity of CVE-2020-1746?
CVE-2020-1746 has a medium severity.
How can I fix CVE-2020-1746?
To fix CVE-2020-1746, update Ansible Engine to versions 2.7.17, 2.8.11, or 2.9.7.
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