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Fencer Intel
medium 6.7

CVE-2020-8742 json

Improper input validation in the firmware for Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via l…

published 6y ago modified 4mo ago also EUVD-2020-29590

cvss
6.7
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

Improper input validation in the firmware for Intel(R) NUCs may allow a privileged user to potentially enable escalation of privilege via local access.

Patch / fix

  • 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

Is CVE-2020-8742 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • n/a Intel(R) NUCs Advisory

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.