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[gentoo-announce] [ GLSA 201310-02 ] isync: Man-in-the-Middle attack

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Gentoo Linux Security Advisory GLSA 201310-02

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http://security.gentoo.org/

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Severity: Low

Title: isync: Man-in-the-Middle attack

Date: October 05, 2013

Bugs: #458420

ID: 201310-02

 

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Synopsis

========

 

A vulnerability in isync could allow remote attackers to perform

man-in-the-middle attacks.

 

Background

==========

 

isync is an IMAP and MailDir mailbox synchronizer.

 

Affected packages

=================

 

-------------------------------------------------------------------

Package / Vulnerable / Unaffected

-------------------------------------------------------------------

1 net-mail/isync < 1.0.6 >= 1.0.6

 

Description

===========

 

isync does not properly verify the server's hostname against the CN

field in the SSL certificate.

 

Impact

======

 

A remote server could perform man-in-the-middle attacks to disclose

passwords or obtain other sensitive information.

 

Workaround

==========

 

There is no known workaround at this time.

 

Resolution

==========

 

All isync users should upgrade to the latest version:

 

# emerge --sync

# emerge --ask --oneshot --verbose ">=net-mail/isync-1.0.6"

 

References

==========

 

[ 1 ] CVE-2013-0289

http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0289

 

Availability

============

 

This GLSA and any updates to it are available for viewing at

the Gentoo Security Website:

 

http://security.gentoo.org/glsa/glsa-201310-02.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

https://bugs.gentoo.org.

 

License

=======

 

Copyright 2013 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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