Input validation error in Ansible - CVE-2019-10206

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Main Vulnerability Database Vulnerabilities #VU30585

Input validation error in Ansible - CVE-2019-10206

Published: November 22, 2019 / Updated: July 17, 2020


Vulnerability identifier: #VU30585
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-10206
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote authenticated user to gain access to sensitive information.

ansible-playbook -k and ansible cli tools, all versions 2.8.x before 2.8.4, all 2.7.x before 2.7.13 and all 2.6.x before 2.6.19, prompt passwords by expanding them from templates as they could contain special characters. Passwords should be wrapped to prevent templates trigger and exposing them.


Affected software

Ansible
ansible (Alpine package)
ansible (Debian package)
ansible
Red Hat Ansible Engine
Red Hat OpenStack Director Deployment Tools
Fedora
SUSE Linux
Opensuse
Red Hat OpenStack
Red Hat OpenStack for IBM Power

How to mitigate CVE-2019-10206

Install update from vendor's website.

Ansible - addressed in versions 2.8.4, 2.6.19-1.el7ae, 2.6.20-1.el7ae, 2.7.13-1.el7ae, 2.8.4-1.el7ae, 2.8.4-1.el8ae
ansible (Alpine package) - update to 2.4.6.0-r1
ansible (Debian package) - update to 2.7.7+dfsg-1+deb10u1
ansible - addressed in versions 2.8.4-1.el7, 2.8.4-1.fc30, 2.9.3-1.el7, 2.9.3-1.el8

External References

Related Security Bulletins