What’s Vulnerable › Vulnerabilities

CVE-2020-1746

• Severity: medium (CVSS 5.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-05-12 · updated 2026-06-17
• Weakness: CWE-200

Description

A flaw was found in the Ansible Engine affecting Ansible Engine versions 2.7.x before 2.7.17 and 2.8.x before 2.8.11 and 2.9.x before 2.9.7 as well as Ansible Tower before and including versions 3.4.5 and 3.5.5 and 3.6.3 when the ldap_attr and ldap_entry community modules are used. The 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. The highest threat from this vulnerability is data confidentiality.

Affected products

• Debian Linux: 10.0
• RedHat Ansible Engine: from 2.7.0 before 2.7.17; from 2.8.0 before 2.8.11; from 2.9.0 before 2.9.7 — fixed in 2.7.17, 2.8.11, 2.9.7
• Tower: from 3.4.0 through 3.4.5; from 3.5.0 through 3.5.5; from 3.6.0 through 3.6.3

How to fix

Upgrade to a fixed version: RedHat Ansible Engine 2.7.17, 2.8.11, 2.9.7. Check the vendor advisory for mitigations.

References

• 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=CVE-2020-1746
• https://github.com/ansible/ansible/pull/67866
• https://www.debian.org/security/2021/dsa-4950

Get alerted when CVE-2020-1746 or the next vulnerability affects your stack