-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Note: the current version of the following document is available here: https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_n a-c04918839 SUPPORT COMMUNICATION - SECURITY BULLETIN Document ID: c04918839 Version: 1 HPSBHF03433 SSRT102964 rev.1 - HP-UX Running Mozilla Firefox and Thunderbird, Remote Disclosure of Information NOTICE: The information in this Security Bulletin should be acted upon as soon as possible. Release Date: 2015-12-09 Last Updated: 2015-12-09 Potential Security Impact: Remote Disclosure of Information Source: Hewlett Packard Enterprise, Product Security Response Team VULNERABILITY SUMMARY A potential security vulnerability has been identified with HP-UX Running Mozilla Firefox and Thunderbird. This may allow remote disclosure of information. Note: This is the TLS vulnerability using US export-grade 512-bit keys in Diffie-Hellman key exchange known as "Logjam" which could be exploited remotely resulting in disclosure of information. References: CVE-2015-4000 PSRT102964 SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed. HP-UX Thunderbird v2.0.0.24 HP-UX Thunderbird HP-UX Firefox browser v3.5.09.00 HP-UX Firefox browser BACKGROUND CVSS 2.0 Base Metrics =========================================================== Reference Base Vector Base Score CVE-2015-4000 (AV:N/AC:M/Au:N/C:N/I:P/A:N) 4.3 =========================================================== Information on CVSS is documented in HP Customer Notice: HPSN-2008-002 RESOLUTION HP has provided the following configuration instructions to resolve this vulnerability. Do the following to mitigate the logjam issue in HP-UX Firefox and Thunderbird: HP-UX Firefox browser: Visit about:config in the Firefox browser Search for ssl3 and disable DHE_EXPORT ciphers by setting below preferences values to false. security.ssl3.dhe_rsa_aes_128_sha security.ssl3.dhe_rsa_aes_256_sha Restart the browser HP-UX Thunderbird: Select "Preferences" from the "Edit" menu Select "Advanced" Tab and then click on "Config Editor" button Search for security.ssl3.dhe_rsa_aes and disable DHE_EXPORT ciphers by setting below preference values to false. security.ssl3.dhe_rsa_aes_128_sha security.ssl3.dhe_rsa_aes_256_sha HISTORY Version:1 (rev.1) - 9 December 2015 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@hpe.com. Report: To report a potential security vulnerability with any HPE supported product, send Email to: security-alert@hpe.com 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 2015 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. Other product and company names mentioned herein may be trademarks of their respective owners. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAEBAgAGBQJWaKP3AAoJEGIGBBYqRO9/QcEIAMOIYJMgHo5zM75Q0egT3yHs xEJL1VDjeGlijoYLlM32UihFjqP2x2af2Snx03xHpF01/FEQdup8KRHs4F320QYH qK3ruL9An4Urg6jNjv2J+1lOPYdHzwvKIpYMXBpMoPlHogOgSaB9g9h4mrp4FEDl StS7MvvLRok/2/kDWtETI8kGJExj0Jxfb0sIQ9Fv6ext3qYTZiexUwpll9GCFEeV ZfgC9zA2Gh5Hsyj+Docs5ReDgfDPUDV9NpQAVhsqS1fuAl+FTetrFvypUQPdHR0F wMLiorlK9Y3A+IJs/PpTe1cgrRoDbHS1buZYUCFjAMXDPo4BU0XVmQmFsU/suuY= =qla+ -----END PGP SIGNATURE-----