CVE-2020-8742
MEDIUMCVSS 6.7/10EPSS 0.32%
Last modified
CVE-2020-8742 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. Improper input validation in the firmware for Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via local access.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.
Description
Improper input validation in the firmware for Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via local access.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Intel | Nuc8i7behga Firmware | < becfl357.86a |
| Intel | Nuc8i7bekqa Firmware | < becfl357.86a |
| Intel | Nuc8i3behfa Firmware | < becfl357.86a |
| Intel | Nuc8i5behfa Firmware | < becfl357.86a |
| Intel | Nuc8i5bekpa Firmware | < becfl357.86a |
| Intel | Nuc8i3beh Firmware | < becfl357.86a |
| Intel | Nuc8i3behs Firmware | < becfl357.86a |
| Intel | Nuc8i3bek Firmware | < becfl357.86a |
| Intel | Nuc8i5beh Firmware | < becfl357.86a |
| Intel | Nuc8i5behs Firmware | < becfl357.86a |
| Intel | Nuc8i5bek Firmware | < becfl357.86a |
| Intel | Nuc8i7beh Firmware | < becfl357.86a |
| Intel | Nuc8i7bek Firmware | < becfl357.86a |
| Intel | Cd1c32gk Firmware | < gkaplcpx.86a |
| Intel | Cd1c64gk Firmware | < gkaplcpx.86a |
| Intel | Cd1p64gk Firmware | < gkaplcpx.86a |
| Intel | Nuc8i7hnkqc Firmware | < hnkbli70.86a |
| Intel | Nuc8i7hvkva Firmware | < hnkbli70.86a |
| Intel | Nuc8i7hvkvaw Firmware | < hnkbli70.86a |
| Intel | Nuc8i7hnk Firmware | < hnkbli70.86a |
| Intel | Nuc8i7hvk Firmware | < hnkbli70.86a |
| Intel | Nuc7i7dnbe Firmware | < dnkbli7v.86a |
| Intel | Nuc7i7dnhe Firmware | < dnkbli7v.86a |
| Intel | Nuc7i7dnke Firmware | < dnkbli7v.86a |
| Intel | Nuc7i5dnkpc Firmware | < dnkbli5v.86a |
| Intel | Nuc7i5dnbe Firmware | < dnkbli5v.86a |
| Intel | Nuc7i5dnhe Firmware | < dnkbli5v.86a |
| Intel | Nuc7i5dnke Firmware | < dnkbli5v.86a |
| Intel | Nuc7i3dnhnc Firmware | < dnkbli30.86a |
| Intel | Nuc7i3dnktc Firmware | < dnkbli30.86a |
| Intel | Nuc7i3dnbe Firmware | < dnkbli30.86a |
| Intel | Nuc7i3dnhe Firmware | < dnkbli30.86a |
| Intel | Nuc7i3dnke Firmware | < dnkbli30.86a |
| Intel | Stk2mv64cc Firmware | < ccsklm5v.86a |
| Intel | Nuc6i7kyk Firmware | < kyskli70.86a |
| Intel | Nuc7cjysal Firmware | < jyglkcpx.86a |
| Intel | Nuc7cjyh Firmware | < jyglkcpx.86a |
| Intel | Nuc7pjyh Firmware | < jyglkcpx.86a |
| Intel | Nuc7i7bnhxg Firmware | < bnkbl357.86a |
| Intel | Nuc7i7bnkq Firmware | < bnkbl357.86a |
| Intel | Nuc7i3bnhxf Firmware | < bnkbl357.86a |
| Intel | Nuc7i5bnhxf Firmware | < bnkbl357.86a |
| Intel | Nuc7i5bnkp Firmware | < bnkbl357.86a |
| Intel | Nuc7i3bnb Firmware | < bnkbl357.86a |
| Intel | Nuc7i5bnb Firmware | < bnkbl357.86a |
| Intel | Nuc7i7bnb Firmware | < bnkbl357.86a |
| Intel | Nuc7i3bnh Firmware | < bnkbl357.86a |
| Intel | Nuc7i3bnhx1 Firmware | < bnkbl357.86a |
| Intel | Nuc7i3bnk Firmware | < bnkbl357.86a |
| Intel | Nuc7i5bnh Firmware | < bnkbl357.86a |
Showing 50 of 75 affected configurations. See NVD for the full list.
References
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00392.htmlPatch, Vendor Advisory
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00392.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8742?
Improper input validation in the firmware for Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via local access.
How severe is CVE-2020-8742?
CVE-2020-8742 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8742?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-8742?
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