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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2006 Intel NUC Firmware Advisory 9 June 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Intel NUC Firmware Publisher: Intel Operating System: UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Increased Privileges -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-0067 CVE-2021-0054 Original Bulletin: https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00511.html - --------------------------BEGIN INCLUDED TEXT-------------------- Intel ID: INTEL-SA-00511 Advisory Category: Firmware Impact of vulnerability : Escalation of Privilege Severity rating : HIGH Original release: 06/08/2021 Last revised: 06/08/2021 Summary: Potential security vulnerabilities for some Intel NUCs may allow escalation of privilege. Intel is releasing firmware updates to mitigate these potential vulnerabilities. Vulnerability Details: CVEID: CVE-2021-0067 Description: Improper access control in system firmware for some Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via local access. CVSS Base Score: 7.5 High CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVEID: CVE-2021-0054 Description: Improper buffer restrictions in system firmware for some Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via local access. CVSS Base Score: 7.5 High CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H Affected Products: +-------------------------------------------------------------------+----------------------+ |Product |BIOS Download link | +-------------------------------------------------------------------+----------------------+ |Intel NUC M15 Laptop Kit - LAPBC510, LAPBC710 |BCTGL357.0051 | +-------------------------------------------------------------------+----------------------+ |Intel NUC 11 Compute Element CM11EBC4W, CM11EBi38W, CM11EBi58W, |EBTGL357.0045 | |CM11EBi716W | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 11 Performance kit - NUC11PAHi3, NUC11PAHi5, NUC11PAHi7, |PATGL357.0037 | |NUC11PAKi3, NUC11PAKi5, NUC11PAKi7 | | | | | |Intel NUC 11 Performance Mini PC - NUC11PAQi50WA, NUC11PAQi70QA | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 11 Pro Board NUC11TNBi3, NUC11TNBi5, NUC11TNBi7 |TNTGL357.0052 | | | | |Intel NUC 11 Pro Kit NUC11TNHi3, NUC11TNHi30L, NUC11TNHi30P, | | |NUC11TNHi5, NUC11TNHi50L, NUC11TNHi50W, NUC11TNHi7, NUC11TNHi70L, | | |NUC11TNHi70Q, NUC11TNKi3, NUC11TNKi5, NUC11TNKi7 | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 11 Enthusiast Kit - NUC11PHKi7C |PHTGL579.0056 | | | | |Intel NUC 11 Enthusiast Mini PC - NUC11PHKi7CAA | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 10 Performance kit - NUC10i3FNH, NUC10i3FNHF, NUC10i3FNK,|FNCML.0050 | |NUC10i5FNH, NUC10i5FNHF, NUC10i5FNHJ, NUC10i5FNK, NUC10i5FNKP, | | |NUC10i7FNH, NUC10i7FNHC, NUC10i7FNK, NUC10i7FNKP | | | | | |Intel NUC 10 Performance Mini PC - NUC10i3FNHFA, NUC10i3FNHJA, | | |NUC10i5FNHCA, NUC10i5FNHJA, NUC10i5FNKPA, NUC10i7FNHAA, | | |NUC10i7FNHJA, NUC10i7FNKPA | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 9 Pro Compute Element - NUC9V7QNB, NUC9VXQNB |QNCFLX70.0059 | | | | |Intel NUC 9 Pro Kit - NUC9V7QNX, NUC9VXQNX | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 8 Business, a Mini PC with Windows 10 - NUC8i7HNKQC |HNKBLi70.86A.0065 | | | | |Intel NUC 8 Enthusiast, a Mini PC with Windows 10 - NUC8i7HVKVA, | | |NUC8i7HVKVAW | | | | | |Intel NUC Kit NUC8i7HNK, NUC8i7HVK | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 8 Rugged Kit NUC8CCHKR |CHAPLCEL.0051 | | | | |Intel NUC Board NUC8CCHB | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 8 Compute Element CM8CCB, CM8i3CB, CM8i5CB, CM8i7CB, |CBWHL.0092 | |CM8PCB | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 8 Pro Board NUC8i3PNB |PNWHL357.0039 | | | | |Intel NUC 8 Pro Kit NUC8i3PNH, NUC8i3PNK | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 8 Mainstream-G kit NUC8i5INH, NUC8i7INH |INWHL357.0040 | | | | |Intel NUC 8 Mainstream-G mini PC NUC8i5INH, NUC8i7INH | | +-------------------------------------------------------------------+----------------------+ |Intel NUC 7 Essential, a Mini PC with Windows 10 - NUC7CJYSAL |JYGLKCPX.86A.0057 | | | | |Intel NUC Kit NUC7CJYH, NUC7PJYH | | +-------------------------------------------------------------------+----------------------+ Recommendations: Intel recommends updating Intel NUCs listed above to the latest BIOS version available (see provided table). Acknowledgements: Intel would like to thank Dmitry Frolov for reporting these issues. Intel, and nearly the entire technology industry, follows a disclosure practice called Coordinated Disclosure, under which a cybersecurity vulnerability is generally publicly disclosed only after mitigations are available. Revision History Revision Date Description 1.0 06/08/2021 Initial Release - --------------------------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. 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