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Sicherheit: Ausführen beliebiger Kommandos in MCollective
Aktuelle Meldungen Distributionen
Name: Ausführen beliebiger Kommandos in MCollective
ID: 201709-01
Distribution: Gentoo
Plattformen: Keine Angabe
Datum: Di, 5. September 2017, 07:14
Referenzen: http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-2292

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Gentoo Linux Security Advisory GLSA 201709-01
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https://security.gentoo.org/
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Severity: Normal
Title: MCollective: Remote Code Execution
Date: September 04, 2017
Bugs: #624704
ID: 201709-01

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Synopsis
========

A vulnerability in MCollective might allow remote attackers to execute
arbitrary code.

Background
==========

MCollective is a framework to build server orchestration or parallel
job execution systems.

Affected packages
=================

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-admin/mcollective < 2.11.0 >= 2.11.0

Description
===========

A vulnerability was discovered in MCollective which allowed for
deserialized YAML from agents without calling safe_load. This allows
the potential for arbitrary code execution on the server.

Impact
======

A remote attacker could possibly execute arbitrary code with the
privileges of the process or cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All MCollective users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose
">=app-admin/mcollective-2.11.0"

References
==========

[ 1 ] CVE-2017-2292
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-2292

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/201709-01

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2017 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5
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