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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== 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 =========================================================================== 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 - --------------------------BEGIN INCLUDED TEXT-------------------- 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. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). 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