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Vulnerability record · CVE-2020-1738 · published 16 March 2020

CVE-2020-1738: Redhat ansible argument injection vulnerability

Redhat · Ansible

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.

3.9 CVSS 3.1 Low EPSS 0.40% · top 68.4% CWE-88 · Argument injection
3.9CVSS 3.1 base score, v2 2.6
0.40%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

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.

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

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Source: NIST National Vulnerability Database (record CVE-2020-1738), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.