-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Note: the current version of the following document is available here: https://h20564.www2.hpe.com/hpsc/doc/public/display?docId=emr_na-hpesbhf03723en_us SUPPORT COMMUNICATION - SECURITY BULLETIN Document ID: hpesbhf03723en_us Version: 1 HPESBHF03723 rev.1 - HPE Aruba ClearPass Policy Manager, using Apache Struts, Remote Code Execution NOTICE: The information in this Security Bulletin should be acted upon as soon as possible. Release Date: 2017-03-29 Last Updated: 2017-03-29 Potential Security Impact: Remote: Code Execution Source: Hewlett Packard Enterprise, Product Security Response Team VULNERABILITY SUMMARY A potential security vulnerability has been identified in HPE Aruba ClearPass Policy Manager. The vulnerability could be remotely exploited to allow execution of code. **Note:** The ClearPass Policy Manager administrative Web interface is affected by the vulnerability. ClearPass Guest, Insight, and Graphite are NOT impacted. References: - CVE-2017-5638 - Apache Struts, remote code execution SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed. - Aruba ClearPass Policy Manager All versions prior to 6.6.5 BACKGROUND CVSS Base Metrics ================= Reference, CVSS V3 Score/Vector, CVSS V2 Score/Vector CVE-2017-5638 9.4 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L 9.7 (AV:N/AC:L/Au:N/C:C/I:C/A:P) Information on CVSS is documented in HPE Customer Notice HPSN-2008-002 here: https://h20564.www2.hpe.com/hpsc/doc/public/display?docId=emr_na-c01345499 RESOLUTION HPE Aruba has provided hotfixes for ClearPass 6.6.5, 6.6.4, and 6.5.7. Use one of the following methods to install the appropriate hotfix: Install the Hotfix Online Using the Software Updates Portal: 1. Open ClearPass Policy Manager and go to Administration - Agents and Software Updates - Software Updates. 2. In the Firmware and Patch Updates area, find the "ClearPass 6.5.7 Hotfix Patch for CVE-2017-5638" or "ClearPass 6.6.4 Hotfix Patch for CVE-2017-5638" patch and click the Download button in its row. 3. Click Install. 4. When the installation is complete and the status is shown as "Needs Restart", proceed to restart ClearPass. After reboot, the status for the patch will be shown as Installed. The ClearPass Policy Manager version number will not change. Installing the hotfix Offline Using the Patch File from support.arubanetworks.com: 1. Download the "ClearPass 6.5.7 Hotfix Patch for CVE-2017-5638" or "ClearPass 6.6.4 Hotfix Patch for CVE-2017-5638" patch from the Support site. 2. Open the ClearPass Policy Manager Admin UI and go to Administration - Agents and Software Updates - Software Updates. 3. At the bottom of the Firmware and Patch Updates area, click Import Updates and browse to the downloaded patch file. The name and description once imported may differ from the name and remark on the support site as these were adjusted after posting. This is purely a cosmetic discrepancy. 4. Click Install. 5. When the installation is complete and the status is shown as Needs Restart, proceed to restart ClearPass. After reboot, the status for the patch will be shown as Installed. The ClearPass Policy Manager version number will not change. Workarounds - ----------- Restrict access to the Policy Manager Admin Web Interface. This can be accomplished by navigating to Administration - Server Manager - Server Configuration - Server-Name - Network - Restrict Access and only allowing non-public or network management networks. **Note:** Please contact HPE Technical Support if any assistance is needed acquiring the software updates. HISTORY Version:1 (rev.1) - 29 March 2017 Initial release Third Party Security Patches: Third party security patches that are to be installed on systems running Hewlett Packard Enterprise (HPE) software products should be applied in accordance with the customer's patch management policy. Support: For issues about implementing the recommendations of this Security Bulletin, contact normal HPE Services support channel. For other issues about the content of this Security Bulletin, send e-mail to security-alert@xxxxxxx. Report: To report a potential security vulnerability for any HPE supported product: Web form: https://www.hpe.com/info/report-security-vulnerability Email: security-alert@xxxxxxx Subscribe: To initiate a subscription to receive future HPE Security Bulletin alerts via Email: http://www.hpe.com/support/Subscriber_Choice Security Bulletin Archive: A list of recently released Security Bulletins is available here: http://www.hpe.com/support/Security_Bulletin_Archive Software Product Category: The Software Product Category is represented in the title by the two characters following HPSB. 3C = 3COM 3P = 3rd Party Software GN = HPE General Software HF = HPE Hardware and Firmware MU = Multi-Platform Software NS = NonStop Servers OV = OpenVMS PV = ProCurve ST = Storage Software UX = HP-UX Copyright 2016 Hewlett Packard Enterprise Hewlett Packard Enterprise shall not be liable for technical or editorial errors or omissions contained herein. The information provided is provided "as is" without warranty of any kind. To the extent permitted by law, neither HP or its affiliates, subcontractors or suppliers will be liable for incidental,special or consequential damages including downtime cost; lost profits; damages relating to the procurement of substitute products or services; or damages for loss of data, or software restoration. The information in this document is subject to change without notice. Hewlett Packard Enterprise and the names of Hewlett Packard Enterprise products referenced herein are trademarks of Hewlett Packard Enterprise in the United States and other countries. 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