CVE-2016-9587

highpriority · attend · 48EPSS 0.171 · 97 %ileexploit · PoCDEEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

17.1% (97th) EPSS

CVSS 9.3 · high

Is it mine?

14 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–9.3

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 5.9

v3.06.6mediumCVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.06.6mediumCVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · secalert@redhat.com USexploitability 0.7 · impact 5.9

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.17.7highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20US

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-41013Ansible 2.1.4/2.2.1 - Command ExecutionPoC · exploit_db

affected products (14)

Products and version ranges known to be affected.

Open Source Ansible <2.1.4 RC1all versionscert_bundDE
Open Source Ansible <2.2.1 RC3all versionscert_bundDE
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
SUSE openSUSEall versionscert_bundDEcpe:/o:suse:opensuse:-
Open Source Ansible< 2.1.4 RC1cert_bundDE
Open Source Ansible< 2.2.1 RC3cert_bundDE
unspecified Ansible≤ ansible 2.2.1enisa_euvdEU
unspecified Ansible≤ ansible 2.1.4enisa_euvdEU
ansible ansible< 2.2.1nvdUScpe:2.3:a:ansible:ansible:*:*:*:*:*:*:*:*
redhat ansible< 2.1.4nvdUScpe:2.3:a:redhat:ansible:*:*:*:*:*:*:*:*
redhat openstack= 11nvdUScpe:2.3:a:redhat:openstack:*:*:*:*:*:*:*:*
PyPI ansible< 2.1.4.0osvUSpkg:pypi/ansible
PyPI ansible2.2.0.0 → 2.2.1.0osvUSpkg:pypi/ansible

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-0961Ansible: Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit den Rechten des DienstesDeutsch2017-01-11csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Ansible ausnutzen, um beliebigen Programmcode mit den Rechten des Dienstes auszuführen.
GHSA-m956-frf4-m2wrAnsible is vulnerable to an improper input validation in Ansible's handling of data sent from client systems2018-10-10ghsa · osvUS
Ansible before versions 2.1.4.0, 2.2.1.0 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.
PYSEC-2018-392018-04-24vendor · osvUS
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.

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

published 2018-04-24modified 2026-06-17

related (25,176)

Related entries.

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+25171 more

references (28)

External citations — patches, advisories, analysis.

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