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Gentoo Linux Security Advisory                           GLSA 202107-17
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                                           https://security.gentoo.org/
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 Severity: High
    Title: Mechanize: Command injection
     Date: July 08, 2021
     Bugs: #768609
       ID: 202107-17

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Synopsis
========

A file named by an attacker being utilized by Mechanize could result in
arbitrary code execution.

Background
==========

Mechanize is a Ruby library used for automating interaction with
websites.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-ruby/mechanize           < 2.7.7                    >= 2.7.7 

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

Mechanize does not neutralize filename input and could allow arbitrary
code execution if an attacker can control filenames used by Mechanize.

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Mechanize users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-ruby/mechanize-2.7.7"

References
==========

[ 1 ] CVE-2021-21289
      https://nvd.nist.gov/vuln/detail/CVE-2021-21289

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

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

 https://security.gentoo.org/glsa/202107-17

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 2021 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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