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Gentoo Linux Security Advisory 201606-19

Gentoo Linux Security Advisory 201606-19
Posted Jun 28, 2016
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201606-19 - Kwalletd password stores are vulnerable to codebook attacks. Versions less than 4.14.3-r2 are affected.

tags | advisory
systems | linux, gentoo
advisories | CVE-2013-7252
SHA-256 | ea592a530bcb697a8742eb3a0b6c8b5ba892f26c30d3e70a01ddfbf99e837986

Gentoo Linux Security Advisory 201606-19

Change Mirror Download
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Gentoo Linux Security Advisory GLSA 201606-19
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https://security.gentoo.org/
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Severity: Normal
Title: kwalletd: Information disclosure
Date: June 27, 2016
Bugs: #496768
ID: 201606-19

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Synopsis
========

Kwalletd password stores are vulnerable to codebook attacks.

Background
==========

Kwalletd is is a credentials management application for KDE.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 kde-apps/kwalletd < 4.14.3-r2 >= 4.14.3-r2

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

Kwalletd in KWallet uses Blowfish with ECB mode instead of CBC mode
when encrypting the password store.

Impact
======

Local attackers, with access to the password store, could conduct a
codebook attack in order to obtain confidential passwords.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All kwalletd users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=kde-apps/kwalletd-4.14.3-r1"

References
==========

[ 1 ] CVE-2013-7252
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-7252

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

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

https://security.gentoo.org/glsa/201606-19

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 2016 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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