CVE-2016-8647 : An input validation vulnerability was found in Ansible's mysql

An input validation vulnerability was found in Ansible's mysql_user module before 2.2.1.0, which may fail to correctly change a password in certain circumstances. Thus the previous password would still be active when it should have been changed.

Published 2018-07-26 14:29:00

Updated 2024-01-26 18:02:24

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: Input validation

Products affected by CVE-2016-8647

Redhat » Virtualization » Version: 4.1
cpe:2.3:a:redhat:virtualization:4.1:*:*:*:*:*:*:*
Matching versions
Redhat » Ansible Engine
Versions before (<) 2.2.1.0
cpe:2.3:a:redhat:ansible_engine:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2016-8647

EPSS FAQ

0.07%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 28 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-8647

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
4.0	MEDIUM	AV:N/AC:L/Au:S/C:N/I:P/A:N	8.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
4.9	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N	1.2	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None
2.2	LOW	CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N	0.7	1.4	Red Hat, Inc.
Attack Vector: Network Attack Complexity: High Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: None Integrity: Low Availability: None
4.9	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N	1.2	3.6	NIST	2024-01-26
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None

CWE ids for CVE-2016-8647

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Assigned by:
- nvd@nist.gov (Secondary)
- secalert@redhat.com (Primary)

References for CVE-2016-8647

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8647

1396174 – (CVE-2016-8647) CVE-2016-8647 Ansible: in some circumstances the mysql_user module may fail to correctly change a password
Issue Tracking;Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:1685

RHSA-2017:1685 - Security Advisory - Red Hat Customer Portal
Vendor Advisory

CVEs referencing this url
https://github.com/ansible/ansible-modules-core/pull/5388

mysql_user: fix user_mod on MySQL(-like) 5.7+ (Fixes #3003) by wouteroostervld · Pull Request #5388 · ansible/ansible-modules-core · GitHub
Third Party Advisory

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Vulnerability Details : CVE-2016-8647

Products affected by CVE-2016-8647

Exploit prediction scoring system (EPSS) score for CVE-2016-8647

CVSS scores for CVE-2016-8647

CWE ids for CVE-2016-8647

References for CVE-2016-8647