Vulnerability · Published Mar 16, 2020 · Assigned by redhat

CVE-2020-1738

Low 3.9

In plain English

A low-severity argument injection in ansible from Red Hat. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)3.9Low

Exploit odds (30 days)0.4%top 66.0% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Debian:12	ansible	no fix listed	DEBIAN-CVE-2020-1738
Debian:13	ansible	no fix listed	DEBIAN-CVE-2020-1738
Debian:14	ansible	no fix listed	DEBIAN-CVE-2020-1738
PyPI	ansible	2.7.17, 2.8.9, 2.9.6	PYSEC-2020-10
PyPI	ansible	no fix listed	GHSA-f85h-23mf-2fwh
PyPI	ansible	no fix listed	GHSA-f85h-23mf-2fwh
PyPI	ansible	no fix listed	GHSA-f85h-23mf-2fwh
Ubuntu:24.04:LTS	ansible	no fix listed	UBUNTU-CVE-2020-1738
Ubuntu:25.10	ansible	no fix listed	UBUNTU-CVE-2020-1738
Ubuntu:26.04:LTS	ansible	no fix listed	UBUNTU-CVE-2020-1738
Ubuntu:26.10	ansible	no fix listed	UBUNTU-CVE-2020-1738

Affected products (as reported)

Vendor	Product	Versions
Red Hat	ansible	2.7.x, 2.8.x, 2.9.x

Weakness: CWE-88 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:L

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1738 x_refsource_CONFIRM
https://github.com/ansible/ansible/issues/67796 x_refsource_CONFIRM
GLSA-202006-11 vendor-advisory, x_refsource_GENTOO