How severe is CVE-2016-8647?

CVE-2016-8647 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2016-8647 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-8647?

CVE-2016-8647 primarily affects Redhat Ansible Engine. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-8647?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-8647 published?

CVE-2016-8647 was published on 2018-07-26 and last updated on 2026-06-17.

CVE-2016-8647

CVE-2016-8647 is a medium-severity vulnerability in Redhat Ansible Engine with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
CVSS v2: 4.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Redhat Ansible Engine
Published: 2018-07-26
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2016-8647?: 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.
How severe is CVE-2016-8647?: CVE-2016-8647 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2016-8647 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-8647?: CVE-2016-8647 primarily affects Redhat Ansible Engine. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-8647?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-8647 published?: CVE-2016-8647 was published on 2018-07-26 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:redhat:ansible_engine:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization:4.1:*:*:*:*:*:*:*

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