CVE-2016-8647: red hat ansible Improper Input Validation
Vulnerability summary
CVE-2016-8647 is a medium (CVSS 4.9) Improper Input Validation vulnerability in red hat ansible. EPSS estimates a 1.44% chance of exploitation in the next 30 days, higher than 73.2% of scored vulnerabilities.
Not severe (CVSS 2.2, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 5 · Related 3Timeline
- 26-07-2018PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
9 scores · 5 sources · 4 versions- OSV · UbuntuEcosystem advisory · calculated4.9MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
- OSV · DebianEcosystem advisory · calculated4.9MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
- NVDNIST2.2LowCVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N
- OSV · PypiEcosystem advisory · calculated4.9MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:NDiffers
- OSV · UbuntuEcosystem advisory · calculated4.9MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:NDiffers
EPSS trend
Probability
1.44%
Chance of exploitation in the next 30 days
Percentile
73%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.44% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, administrative account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Redhat2 products
- ansible_engine< 2.2.1.0
- virtualization4.1
Debian1 product
- ansible< 2.2.0.0-4
PyPI1 product
- ansible< 2.2.1.0
Red hat1 product
- ansible2.2.1.0
Ubuntu1 product
- ansible< 2.5.1+dfsg-1
5 vendors · 6 products
References
13 links- bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8647X Refsource CONFIRMIssue TrackingVendor AdvisoryWEBREPORT
- github.com/ansible/ansiblePACKAGE
