CVE-2020-0591

At a glance

Severity: Not available
EPSS: EPSS 0.31 % · percentile 24 (2026-10-27)
State: PUBLISHED
Published: 2020-11-12
Updated: 2024-08-04
Assigner: intel
NVD status: Modified

Description

Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 6.7	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)
CVSS 2.0	MEDIUM 4.6	AV:L/AC:L/Au:N/C:P/I:P/A:P	NVD · nvd@nist.gov (Primary)

European references

ENISA EUVD · EUVD-2020-2089
GCVE · GCVE-0-2020-0591

CERT-FR advisories

CERTFR-2021-AVI-357 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
CERTFR-2020-AVI-734 — Multiples vulnérabilités dans les produits Intel · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:intel:bios:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:bios:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:bios:-:*:*:*:*:*:*:*
cpe:2.3:o:intel:bios:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_cpu_1518-4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_cpu_1518f-4_firmware:*:*:*:*:*:*:*:*

Affected products

Product	Versions
Intel(R) Processors	affected See references

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD