CVE-2016-9587

high

Published 2018-10-10 · Modified 2023-11-08

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CVSS v3

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CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4 NEW

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not yet in upstream

VIR risk

9.0

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.

Predictions

Exploit likelihood

30%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-41013 remote linux

Computest · 2017-01-09

Ansible 2.1.4/2.2.1 - Command Execution

Source code queued for fetch — refresh in a moment.

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Arch Fixed 1 release

Version	Status	Fixed in
—	Fixed	`2.2.1.0rc5-3`

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`2.2.0.0-3`
sid	Fixed	`2.2.0.0-3`
forky	Fixed	`2.2.0.0-3`
bullseye	Fixed	`2.2.0.0-3`
bookworm	Fixed	`2.2.0.0-3`

Package impact

Ecosystem	Package	Vulnerable	Fixed
PyPI	ansible	`<2.1.4.0`	`2.1.4.0`
PyPI	ansible	`>=2.2.0.0,<2.2.1.0`	`2.2.1.0`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.