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Gentoo Linux Security Advisory GLSA 201803-04
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https://security.gentoo.org/
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Severity: Normal
Title: Newsbeuter: User-assisted execution of arbitrary code
Date: March 11, 2018
Bugs: #631150
ID: 201803-04
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Synopsis
========
A vulnerability in Newsbeuter may allow remote attackers to execute
arbitrary shell commands.
Background
==========
Newsbeuter is a RSS/Atom feed reader for the text console.
Affected packages
=================
——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 net-news/newsbeuter <= 2.9-r3 Vulnerable!
——————————————————————-
NOTE: Certain packages are still vulnerable. Users should migrate
to another package if one is available or wait for the
existing packages to be marked stable by their
architecture maintainers.
Description
===========
Newsbeuter does not properly escape shell meta-characters in an RSS
item with a media enclosure in the podcast playback function of
Podbeuter.
Impact
======
A remote attacker, by enticing a user to open a feed with a specially
crafted media enclosure, could possibly execute arbitrary shell
commands with the privileges of the user running the application.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
Gentoo has discontinued support for Newsbeuter and recommends that
users unmerge the package:
# emerge –unmerge “net-news/newsbeuter”
References
==========
[ 1 ] CVE-2017-14500
https://nvd.nist.gov/vuln/detail/CVE-2017-14500
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201803-04
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 2018 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.
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