Home / mailings [gentoo-announce] [ GLSA 201903-16 ] OpenSSH: Multiple vulnerabilities
Posted on 20 March 2019
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Gentoo Linux Security Advisory GLSA 201903-16
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https://security.gentoo.org/
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Severity: Normal
Title: OpenSSH: Multiple vulnerabilities
Date: March 20, 2019
Bugs: #675520, #675522
ID: 201903-16
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Synopsis
========
Multiple vulnerabilities have been found in OpenSSH, the worst of which
could allow a remote attacker to gain unauthorized access.
Background
==========
OpenSSH is a complete SSH protocol implementation that includes SFTP
client and server support.
Affected packages
=================
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Package / Vulnerable / Unaffected
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1 net-misc/openssh < 7.9_p1-r4 >= 7.9_p1-r4
Description
===========
Multiple vulnerabilities have been discovered in OpenSSH. Please review
the CVE identifiers referenced below for details.
Impact
======
A remote attacker could overwrite arbitrary files, transfer malicious
files, or gain unauthorized access.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All OpenSSH users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/openssh-7.9_p1-r4"
References
==========
[ 1 ] CVE-2018-20685
https://nvd.nist.gov/vuln/detail/CVE-2018-20685
[ 2 ] CVE-2019-6109
https://nvd.nist.gov/vuln/detail/CVE-2019-6109
[ 3 ] CVE-2019-6110
https://nvd.nist.gov/vuln/detail/CVE-2019-6110
[ 4 ] CVE-2019-6111
https://nvd.nist.gov/vuln/detail/CVE-2019-6111
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201903-16
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 2019 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.
https://creativecommons.org/licenses/by-sa/2.5
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