CVE-2019-10156

Description

A flaw was discovered in the way Ansible templating was implemented in versions before 2.6.18, 2.7.12 and 2.8.2, causing the possibility of information disclosure through unexpected variable substitution. By taking advantage of unintended variable substitution the content of any variable may be disclosed.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.35%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory debian.org
Affected: Red Hat ansible
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10156 issue tracking vendor advisory
https://github.com/ansible/ansible/pull/57188 third party advisory patch
https://lists.debian.org/debian-lts-announce/2019/09/msg00016.html mailing list vendor advisory
https://access.redhat.com/errata/RHSA-2019:3744 vendor advisory
https://access.redhat.com/errata/RHSA-2019:3789 vendor advisory
https://lists.debian.org/debian-lts-announce/2021/01/msg00023.html third party advisory mailing list
https://www.debian.org/security/2021/dsa-4950 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-10156?
CVE-2019-10156 has been scored as a medium severity vulnerability.
How to fix CVE-2019-10156?
To fix CVE-2019-10156, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-10156 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-10156 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-10156?
CVE-2019-10156 affects Red Hat ansible.
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