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AUSCERT External Security Bulletin Redistribution
Low: ccs security update
17 February 2011
AusCERT Security Bulletin Summary
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux AS/ES/WS 4
Impact/Access: Overwrite Arbitrary Files -- Existing Account
CVE Names: CVE-2008-6552
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Red Hat Security Advisory
Synopsis: Low: ccs security update
Advisory ID: RHSA-2011:0265-01
Product: Red Hat Cluster Suite
Advisory URL: https://rhn.redhat.com/errata/RHSA-2011-0265.html
Issue date: 2011-02-16
CVE Names: CVE-2008-6552
Updated ccs packages that fix one security issue are now available for Red
Hat Cluster Suite 4.
The Red Hat Security Response Team has rated this update as having low
security impact. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available from the CVE link in
the References section.
2. Relevant releases/architectures:
Red Hat Cluster Suite 4AS - i386, ia64, ppc, x86_64
Red Hat Cluster Suite 4ES - i386, ia64, x86_64
Red Hat Cluster Suite 4WS - i386, ia64, x86_64
The Cluster Configuration System provides the ability for nodes in a
cluster to obtain information about the cluster and each other. ccs_tool is
a program for making online updates to the cluster configuration file.
An insecure temporary file use flaw was found in ccs_tool. A local attacker
could use this flaw to conduct a symbolic link attack, allowing them to
overwrite (with the output of ccs_tool) an arbitrary file writable by the
victim running ccs_tool. (CVE-2008-6552)
All ccs users should upgrade to these updated packages, which correct this
Before applying this update, make sure all previously-released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
5. Bugs fixed (http://bugzilla.redhat.com/):
498980 - cluster product is affected by several symlink attack vulnerabilities
519436 - CVE-2008-6552 cman, gfs2-utils, rgmanager: multiple insecure temporary file use issues
6. Package List:
Red Hat Cluster Suite 4AS:
Red Hat Cluster Suite 4ES:
Red Hat Cluster Suite 4WS:
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
The Red Hat security contact is <email@example.com>. More contact
details at https://www.redhat.com/security/team/contact/
Copyright 2011 Red Hat, Inc.
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