CVE-2020-1738

Name: CVE-2020-1738
Creator: NVD / NIST
Published: 2020-03-16T16:15:14.093+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.9/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2020-1738 is a low-severity vulnerability rated 3.9/10 on the CVSS scale. A flaw was found in Ansible Engine when the module package or service is used and the parameter 'use' is not specified. If a previous task is executed with a malicious user, the module sent can be selected by the attacker using the ansible facts file. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

A flaw was found in Ansible Engine when the module package or service is used and the parameter 'use' is not specified. If a previous task is executed with a malicious user, the module sent can be selected by the attacker using the ansible facts file. All versions in 2.7.x, 2.8.x and 2.9.x branches are believed to be vulnerable.

Metrics

CVSS 3.1

3.9/10

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:L

EPSS Probability

0.38%

29.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Redhat	Ansible	<= 2.7.16
Redhat	Ansible	>= 2.8.0, <= 2.8.8
Redhat	Ansible	>= 2.9.0, <= 2.9.5
Redhat	Ansible Tower	<= 3.3.4
Redhat	Ansible Tower	>= 3.3.5, <= 3.4.5
Redhat	Ansible Tower	>= 3.5.0, <= 3.5.5
Redhat	Ansible Tower	>= 3.6.0, <= 3.6.3
Redhat	Cloudforms Management Engine	5.0
Redhat	Openstack	13

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1738Issue Tracking, Vendor Advisory
https://github.com/ansible/ansible/issues/67796Third Party Advisory
https://security.gentoo.org/glsa/202006-11
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1738Issue Tracking, Vendor Advisory
https://github.com/ansible/ansible/issues/67796Third Party Advisory
https://security.gentoo.org/glsa/202006-11

Timeline

Published: Mar 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-1738?

How severe is CVE-2020-1738?

CVE-2020-1738 has a CVSS score of 3.9/10 (LOW severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2020-1738?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-1738?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST