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Gentoo Linux Security Advisory 201710-20

Gentoo Linux Security Advisory 201710-20
Posted Oct 17, 2017
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201710-20 - Multiple vulnerabilities have been found in Nagios, the worst of which could lead to the remote execution of arbitrary code. Versions prior to 4.3.3 are affected.

tags | advisory, remote, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2016-9565, CVE-2016-9566, CVE-2017-12847
MD5 | 2b1de88a25ee74ea0964d51d9c494380

Gentoo Linux Security Advisory 201710-20

Change Mirror Download
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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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