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             AUSCERT External Security Bulletin Redistribution

                               ESB-2014.0702
    Security Bulletin: IBM Tealeaf Customer Experience is affected by a
        vulnerability in the Apache HTTP server, caused by an error
               in the mod_log_config module (CVE-2014-0098)
                                12 May 2014

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM Tealeaf Customer Experience
Publisher:         IBM
Operating System:  Red Hat
                   SUSE
                   Windows
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2014-0098  

Reference:         ESB-2014.0438
                   ESB-2014.0396
                   ESB-2014.0362

Original Bulletin: 
   http://www-01.ibm.com/support/docview.wss?uid=swg21672603

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Security Bulletin: IBM Tealeaf Customer Experience is affected by a
vulnerability in the Apache HTTP server, caused by an error in the
mod_log_config module (CVE-2014-0098)

Security Bulletin

Document information

More support for:
Tealeaf Customer Experience

Software version:
Version Independent

Operating system(s):

Platform Independent

Reference #:
1672603

Modified date:
2014-05-08

Summary
Apache HTTP Server is vulnerable to a denial of service, caused by an
error in the mod_log_config module.

Vulnerability Details
CVE-ID: CVE-2014-0098

DESCRIPTION: IBM Tealeaf Customer Experience;s PCA uses the Apache HTTP
server to render its web console. Apache HTTP server is vulnerable to
a denial of service caused by an error in the mod_log_config module.The
log_cookie function in mod_log_config.c in the mod_log_config module in
the Apache HTTP Server before 2.4.8 allows remote attackers to cause a
denial of service (segmentation fault and daemon crash) via a crafted
cookie that is not properly handled during truncation.


CVSS Base Score: 5
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/91879

CVSS Environcomental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Affected Products and Versions

IBM Tealeaf Customer Experience 8.8,8.7,8.6,8.5
Remediation/Fixes

The PCA fixpack 1 that is available for IBM Tealeaf Customer Experience
8.7 and 8.8 provides updates to the loadable .so modules for Apache server
v2.4.4. Customer can do their own update of the mod_log_configure.so module.

Product					
IBM Tealeaf Customer Experience				

Remediation/First Fix
Visit IBM Fix Central and retrieve the appropriate fix(es) for the version and 
platform you have installed:

8.7
8.7.0_TL_PCA_3611_SLES11_FixPack1_ReadMe.pdf
8.7.0_TL_PCA_3611_SLES11_FixPack1
8.7.0_TL_PCA_3611_RHEL6_FixPack1_ReadMe.pdf
8.7.0_TL_PCA_3611_RHEL6_FixPack1
8.7.0_TL_PCA_3611_RHEL5_FixPack1_ReadMe.pdf
8.7.0_TL_PCA_3611_RHEL5_FixPack1

8.8
8.8.0_TL_PCA_3620_SLES11_FixPack1_ReadMe.pdf
8.8.0_TL_PCA_3620_SLES11_FixPack1
8.8.0_TL_PCA_3620_SLES10_FixPack1_ReadMe.pdf
8.8.0_TL_PCA_3620_SLES10_FixPack1
8.8.0_TL_PCA_3620_RHEL6_FixPack1_ReadMe.pdf
8.8.0_TL_PCA_3620_RHEL6_FixPack1
8.8.0_TL_PCA_3620_RHEL5_FixPack1_ReadMe.pdf
8.8.0_TL_PCA_3620_RHEL5_FixPack1

Product
IBM Tealeaf Customer Experience				

Remediation/First Fix
8.5,8.6
Our recommendation is to upgrade to 8.8 and then apply fixpack 1. Contact
IBM Technical Support for more information.

After applying fixpack 1, you need to download the latest
mod_log_configure.so and update the vulnerable one.

Workarounds and Mitigations

Customers can disable the PCA web console until mod_log_configure.so is
updated to the version that fixes the vulnerability.

References
Complete CVSS Guide
On-line Calculator V2

Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

None
Change History

08 May 2014: Original version published

*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact
of this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.
Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency
and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT
WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING
THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

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