PT-2017-16683 · Intel · Intel Nuc7I5Bnh+2

Jann Horn · Published 2017-10-11 · Updated 2017-11-03 · CVE-2017-5721

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Intel NUC7i3BNK versions BN0049 and below Intel NUC7i3BNH versions BN0049 and below Intel NUC7i5BNK versions BN0049 and below Intel NUC7i5BNH versions BN0049 and below Intel NUC7i7BNH versions BN0049 and below

Description The issue is related to insufficient input validation in system firmware, which allows local attackers to execute arbitrary code by manipulating memory.

Recommendations For Intel NUC7i3BNK versions BN0049 and below, update the system firmware to a version above BN0049. For Intel NUC7i3BNH versions BN0049 and below, update the system firmware to a version above BN0049. For Intel NUC7i5BNK versions BN0049 and below, update the system firmware to a version above BN0049. For Intel NUC7i5BNH versions BN0049 and below, update the system firmware to a version above BN0049. For Intel NUC7i7BNH versions BN0049 and below, update the system firmware to a version above BN0049.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2017-5721

Affected Products

Intel Nuc7I3Bnh

Intel Nuc7I5Bnh

Intel Nuc7I7Bnh

References · 4

• 🔥 https://github.com/embedi/smm_usbrt_poc · Exploit
• https://osv.dev/vulnerability/CVE-2017-5721 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-5721 · Security Note
• https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00084&languageid=en-fr · Patch