CVE-2016-8628

Severity: critical (CVSS 9.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-07-31 · updated 2026-06-17
Weakness: CWE-77

Description

Ansible before version 2.2.0 fails to properly sanitize fact variables sent from the Ansible controller. An attacker with the ability to create special variables on the controller could execute arbitrary commands on Ansible clients as the user Ansible runs as.

Affected products

Red Hat Ansible: before 2.2.0 — fixed in 2.2.0

How to fix

Upgrade to a fixed version: Red Hat Ansible 2.2.0. Check the vendor advisory for mitigations.

References

http://www.securityfocus.com/bid/94109
https://access.redhat.com/errata/RHSA-2016:2778
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8628
http://www.securityfocus.com/bid/94109
https://access.redhat.com/errata/RHSA-2016:2778
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8628

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