(Red Hat Issues Fix) Evolution Format String Bug in Encrypted E-mail emf_multipart_encrypted() Function Lets Remote Users Execute Arbitrary Code
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SecurityTracker Alert ID: 1019542
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SecurityTracker URL: http://securitytracker.com/id?1019542
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CVE Reference: CVE-2008-0072
(Links to External Site)
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Date: Mar 5 2008
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Impact: Execution of arbitrary code via network, User access via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Advisory: Red Hat Advisory
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Version(s): 2.12.3
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Description: A vulnerability was reported in Evolution. A remote user can execute arbitrary code on the target system.
A remote user can send a specially crafted e-mail message to trigger a format string flaw in emf_multipart_encrypted() and execute
arbitrary code on the target system. The code will run with the privileges of
The vulnerability resides in 'mail/em-format.c'.
A specially crafted 'Version:' field in an encrypted e-mail message can trigger the flaw.
The vendor was notified on March 3,
2008.
Ulf Harnhammar of Secunia Research reported this vulnerability.
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Impact: A remote user can execute arbitrary code on the target system.
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Solution: Red Hat has released a fix.
The Red Hat advisory is available at:
https://rhn.redhat.com/errata/RHSA-2008-0178.html
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Vendor URL: www.gnome.org/projects/evolution/ (Links to External Site)
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Cause: Input validation error, State error
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Underlying OS: Linux (Red Hat Enterprise)
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Underlying OS Comments: 4.5.z
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Reported By: bugzilla@redhat.com
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Message History:
This archive entry is a follow-up to the message listed below.
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Source Message Contents
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Date: Wed, 5 Mar 2008 05:46:25 -0500
From: bugzilla@redhat.com
Subject: [RHSA-2008:0178-01] Critical: evolution security update
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-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
=====================================================================
Red Hat Security Advisory
Synopsis: Critical: evolution security update
Advisory ID: RHSA-2008:0178-01
Product: Red Hat Enterprise Linux
Advisory URL: https://rhn.redhat.com/errata/RHSA-2008-0178.html
Issue date: 2008-03-05
CVE Names: CVE-2008-0072
=====================================================================
1. Summary:
Updated evolution packages that fix a format string bug are now available
for Red Hat Enterprise Linux 4.5 Extended Update Support.
This update has been rated as having critical security impact by the Red
Hat Security Response Team.
2. Relevant releases/architectures:
Red Hat Enterprise Linux AS version 4.5.z - i386, ia64, ppc, s390, s390x, x86_64
Red Hat Enterprise Linux ES version 4.5.z - i386, ia64, x86_64
3. Description:
Evolution is the GNOME collection of personal information management (PIM)
tools.
A format string flaw was found in the way Evolution displayed encrypted
mail content. If a user opened a carefully crafted mail message, arbitrary
code could be executed as the user running Evolution. (CVE-2008-0072)
All users of Evolution should upgrade to these updated packages, which
contain a backported patch which resolves this issue.
Red Hat would like to thank Ulf Härnhammar of Secunia Research for finding
and reporting this issue.
4. Solution:
Before applying this update, make sure that all previously-released
errata relevant to your system have been applied.
This update is available via Red Hat Network. Details on how to use
the Red Hat Network to apply this update are available at
http://kbase.redhat.com/faq/FAQ_58_10188
5. Bugs fixed (http://bugzilla.redhat.com/):
435759 - CVE-2008-0072 Evolution format string flaw
6. Package List:
Red Hat Enterprise Linux AS version 4.5.z:
Source:
ftp://ftp.redhat.com/pub/redhat/linux/enterprise/4AS-4.5.z/en/os/SRPMS/evolution-2.0.2-35.0.4.el4_5.1
.src.rpm
i386:
evolution-2.0.2-35.0.4.el4_5.1.i386.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.i386.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.i386.rpm
ia64:
evolution-2.0.2-35.0.4.el4_5.1.ia64.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.ia64.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.ia64.rpm
ppc:
evolution-2.0.2-35.0.4.el4_5.1.ppc.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.ppc.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.ppc.rpm
s390:
evolution-2.0.2-35.0.4.el4_5.1.s390.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.s390.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.s390.rpm
s390x:
evolution-2.0.2-35.0.4.el4_5.1.s390x.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.s390x.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.s390x.rpm
x86_64:
evolution-2.0.2-35.0.4.el4_5.1.x86_64.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.x86_64.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.x86_64.rpm
Red Hat Enterprise Linux ES version 4.5.z:
Source:
ftp://ftp.redhat.com/pub/redhat/linux/enterprise/4ES-4.5.z/en/os/SRPMS/evolution-2.0.2-35.0.4.el4_5.1
.src.rpm
i386:
evolution-2.0.2-35.0.4.el4_5.1.i386.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.i386.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.i386.rpm
ia64:
evolution-2.0.2-35.0.4.el4_5.1.ia64.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.ia64.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.ia64.rpm
x86_64:
evolution-2.0.2-35.0.4.el4_5.1.x86_64.rpm
evolution-debuginfo-2.0.2-35.0.4.el4_5.1.x86_64.rpm
evolution-devel-2.0.2-35.0.4.el4_5.1.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://www.redhat.com/security/team/key/#package
7. References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0072
http://www.redhat.com/security/updates/classification/#critical
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://www.redhat.com/security/team/contact/
Copyright 2008 Red Hat, Inc.
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