CVE-2016-9587
Ansible before versions 2.1.4, 2.2.1 is vulnerable to an improper input validation in Ansible's handling of data sent from client systems.…
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Ansible before versions 2.1.4, 2.2.1 is vulnerable to an improper input validation in Ansible's handling of data sent from client systems. An attacker with control over a client system being managed by Ansible and the ability to send facts back to the Ansible server could use this flaw to execute arbitrary code on the Ansible server using the Ansible server privileges.
Public exploit
A reference of the record is tagged as an exploit or proof of concept: anyone can try it against an unpatched system.
- 41013 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Timeline
ID reserved
By redhat
- 17 months later
· 17 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.0 | Medium6.6 | CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 17.0% · top 2.9% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.6.
Weakness
Affected products
- affected ansible 2.1.4
- affected ansible 2.2.1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIansibleGHSA-m956-frf4-m2wr (opens in a new tab)
References (9)
- RHSA-2017:0515 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 41013 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- GLSA-201701-77 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- RHSA-2017:1685 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 95352 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2017:0448 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9587 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:0195 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2017:0260 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-m956-frf4-m2wr (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-9587)Record last updated .