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Gentoo Linux Security Advisory 201706-09

Gentoo Linux Security Advisory 201706-09
Posted Jun 6, 2017
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201706-9 - A vulnerability in a bundled copy of PuTTY in FileZilla might allow remote attackers to execute arbitrary code or cause a denial of service. Versions less than 3.25.2 are affected.

tags | advisory, remote, denial of service, arbitrary
systems | linux, gentoo
advisories | CVE-2017-6542
SHA-256 | 7d54e1276a6a9ad0ff088dafec6bba8bef56efb8532f109a4600a745efc86980

Gentoo Linux Security Advisory 201706-09

Change Mirror Download

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Gentoo Linux Security Advisory GLSA 201706-09
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https://security.gentoo.org/
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Severity: Normal
Title: FileZilla: Buffer overflow
Date: June 06, 2017
Bugs: #610554
ID: 201706-09

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Synopsis
========

A vulnerability in a bundled copy of PuTTY in FileZilla might allow
remote attackers to execute arbitrary code or cause a denial of
service.

Background
==========

FileZilla is an open source FTP client.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-ftp/filezilla < 3.25.2 >= 3.25.2

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

FileZilla is affected by the same vulnerability as reported in "GLSA
201703-03" because the package included a vulnerable copy of PuTTY.
Please read the GLSA for PuTTY referenced below for details.

Impact
======

A remote attacker, utilizing the SSH agent forwarding of an SSH server,
could execute arbitrary code with the privileges of the user running
FileZilla or cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All FileZilla users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-ftp/filezilla-3.25.2"

References
==========

[ 1 ] CVE-2017-6542
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-6542
[ 2 ] GLSA 201703-03
https://security.gentoo.org/glsa/201703-03

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

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

https://security.gentoo.org/glsa/201706-09

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


--aN7gBpNxGvx2Pa3h97uRGMTrumdPgrqGT--

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