[Full-disclosure] [ GLSA 200803-26 ] Adobe Acrobat Reader: Insecure temporary file creation

[Robert Buchholz]

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Gentoo Linux Security Advisory                           GLSA 200803-26
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                                            http://security.gentoo.org/
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  Severity: Normal
     Title: Adobe Acrobat Reader: Insecure temporary file creation
      Date: March 18, 2008
      Bugs: #212367
        ID: 200803-26

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Synopsis
========

An insecure temporary file creation vulnerability has been discovered
in Adobe Acrobat Reader.

Background
==========

Acrobat Reader is a PDF reader released by Adobe.

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

    -------------------------------------------------------------------
     Package            /  Vulnerable  /                    Unaffected
    -------------------------------------------------------------------
  1  app-text/acroread     < 8.1.2-r1                      >= 8.1.2-r1

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

SUSE reported that the "acroread" wrapper script does not create
temporary files in a secure manner when handling SSL certificates
(CVE-2008-0883).

Impact
======

A local attacker could exploit this vulnerability to overwrite
arbitrary files via a symlink attack on temporary files.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Adobe Acrobat Reader users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=app-text/acroread-8.1.2-r1"

References
==========

  [ 1 ] CVE-2008-0883
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0883

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

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

  http://security.gentoo.org/glsa/glsa-200803-26.xml

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 at gentoo.org or alternatively, you may file a bug at
http://bugs.gentoo.org.

License
=======

Copyright 2008 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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