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[gentoo-announce] [ GLSA 201710-20 ] Nagios: Multiple vulnerabilities

Posted on 18 October 2017
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201710-20
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https://security.gentoo.org/
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Severity: Normal
Title: Nagios: Multiple vulnerabilities
Date: October 18, 2017
Bugs: #602216, #628086
ID: 201710-20

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Synopsis
========
Multiple vulnerabilities have been found in Nagios, the worst of which
could lead to the remote execution of arbitrary code.

Background
==========
Nagios is an open source host, service and network monitoring program.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-analyzer/nagios-core
< 4.3.3 >= 4.3.3

Description
===========
Multiple vulnerabilities have been discovered in Nagios. Please review
the referenced CVE identifiers for details.

Impact
======
A remote attacker could possibly escalate privileges to root, thus
allowing the execution of arbitrary code, by leveraging CVE-2016-9565.
Additionally, a local attacker could cause a Denial of Service
condition against arbitrary processes due to the improper dropping of
privileges.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All Nagios users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-analyzer/nagios-core-4.3.3"

References
==========
[ 1 ] CVE-2016-9565
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9565
[ 2 ] CVE-2016-9566
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9566
[ 3 ] CVE-2017-12847
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12847

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

https://security.gentoo.org/glsa/201710-20

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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