CVE-2020-12336
Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an...
Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable escalation of privilege via local access.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable escalation of privilege via local access.
- Record
CVE-2020-12336- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-1188
- Updated
- 2026-11-02
CVE List No score
Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable escalation of privilege via local access.
- Record
CVE-2020-12336- Updated
- 2026-11-02
EUVDEUVD-2020-4648 No score
Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable escalation of privilege via local access.
- Record
EUVD-2020-4648- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-ghrw-v987-jh96 No score
Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an...
Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable escalation of privilege via local access.
- Record
GHSA-ghrw-v987-jh96- Weakness
- CWE-665
- Updated
- 2026-11-02
Affected products
- intel nuc 8 mainstream-g kit nuc8i5inh firmware
- intel nuc 8 mainstream-g kit nuc8i7inh firmware
- intel nuc 8 mainstream-g mini pc nuc8i5inh firmware
- intel nuc 8 mainstream-g mini pc nuc8i7inh firmware
- intel nuc 8 pro board nuc8i3pnb firmware
- intel nuc 8 pro kit nuc8i3pnh firmware
- intel nuc 8 pro kit nuc8i3pnk firmware
- intel nuc 8 pro mini pc nuc8i3pnk firmware
- intel nuc 8 rugged kit nuc8cchkr firmware
- intel nuc 9 pro kit nuc9v7qnx firmware
- intel nuc 9 pro kit nuc9vxqnx firmware
- intel nuc board h27002-400 firmware
Show 11 moreShow less
- intel nuc board h27002-401 firmware
- intel nuc board h27002-402 firmware
- intel nuc board h27002-404 firmware
- intel nuc board h27002-500 firmware
- intel nuc board nuc8cchb firmware
- intel nuc kit h26998-401 firmware
- intel nuc kit h26998-402 firmware
- intel nuc kit h26998-403 firmware
- intel nuc kit h26998-404 firmware
- intel nuc kit h26998-405 firmware
- intel nuc kit h26998-500 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-12336 is a high vulnerability (CVSS 7.8) in Intel Nuc 8 Mainstream-g Kit Nuc8i5inh Firmware, published November 12, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 25th percentile. No source names a fixed version.