HPSBHF02865 SSRT101158 rev.1 - HP ElitePad 900, Secure Boot Configuration Inconsistency NOTICE: The information in this Security Bulletin should be acted upon as soon as possible. Release Date: 2013-04-23 Last Updated: 2013-04-23 Potential Security Impact: Secure Boot configuration inconsistency Source: Hewlett-Packard Company, HP Software Security Response Team VULNERABILITY SUMMARY A potential vulnerability has been identified with certain HP ElitePad tablet PCs. The secure boot feature of the BIOS may not be enabled, allowing alternate operating systems to be booted in contradiction with the BIOS configuration. Secure Boot is a feature that, when enabled, prevents the system firmware from booting to unauthorized boot loaders, option ROMs and operating systems that can run in the pre-boot environment. References: CVE-2012-5218 SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed. HP ElitePad 900 with BIOS version vF.00 BACKGROUND For a PGP signed version of this security bulletin please write to: firstname.lastname@example.org CVSS 2.0 Base Metrics Reference; Base vector; Base score CVE-2012-5218; (AV:L/AC:L/Au:N/C:C/I:C/A:C); 7.2 Information on CVSS is documented in HP Customer Notice: HPSN-2008-002 RESOLUTION To resolve this vulnerability, HP has provided a BIOS firmware update. HP recommends that BIOS version vF.01 or later be installed on all HP ElitePad 900 systems and that Secure Boot be enabled. HP ElitePad 900 BIOS version vF.01 is available from hp.com . Select "Support & Drivers" Select Drivers and Software, then enter "ElitePad 900" as the model number Select the correct model number Select the Operating System running on the ElitePad From the product support page, download and install the "HP ElitePad 900 Driver and Firmware Update" v18.104.22.168 or later. Note: After the BIOS is updated, additional secure boot configuration steps are needed Go to Control Panel Select HP BIOS Settings Select "Secure Boot" to enable this feature. HISTORY Version:1 (rev.1) - 23 April 2013 Initial release Third Party Security Patches: Third party security patches that are to be installed on systems running HP 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 HP Services support channel. For other issues about the content of this Security Bulletin, send e-mail to email@example.com. Report: To report a potential security vulnerability with any HP supported product, send Email to: firstname.lastname@example.org Subscribe: To initiate a subscription to receive future HP Security Bulletin alerts via Email: http://h41183.www4.hp.com/signup_alerts.php?jumpid=hpsc_secbulletins Security Bulletin List: A list of HP Security Bulletins, updated periodically, is contained in HP Security Notice HPSN-2011-001: https://h20566.www2.hp.com/portal/site/hpsc/public/kb/docDisplay/?docId=emr_na-c02964 430 Security Bulletin Archive: A list of recently released Security Bulletins is available here: http://h20566.www2.hp.com/portal/site/hpsc/public/kb/secBullArchive/ 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 = HP General Software HF = HP Hardware and Firmware MP = MPE/iX MU = Multi-Platform Software NS = NonStop Servers OV = OpenVMS PI = Printing and Imaging PV = ProCurve ST = Storage Software TU = Tru64 UNIX UX = HP-UX System management and security procedures must be reviewed frequently to maintain system integrity. HP is continually reviewing and enhancing the security features of software products to provide customers with current secure solutions.