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Vulnerability record · CVE-2020-0590 · published 12 November 2020

CVE-2020-0590: Intel xeon bronze 3206r firmware improper input validation vulnerability

Intel · Xeon Bronze 3206r Firmware

Improper input validation in BIOS firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.

7.8 CVSS 3.1 High EPSS 0.42% · top 65.8% CWE-20 · Improper input validation
7.8CVSS 3.1 base score, v2 4.6
0.42%EPSS exploitation probability, 30 days
NoNot in CISA KEV
137Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Improper input validation in BIOS firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

137 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://cert-portal.siemens.com/productcert/pdf/ssa-678983.pdf PatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20201113-0001/ Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00358 Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-678983.pdf PatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20201113-0001/ Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00358 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.2CVE-2019-11137Intel xeon platinum 8253 firmware improper input validation vulnerabilityInsufficient input validation in system firmware for Intel(R) Xeon(R) Scalable Processors, Intel(R) Xeon(R) Processors D Family, Intel(R) Xeon(R) Pro…EPSS 0.38%7.8CVE-2021-33123Intel xeon bronze 3206r firmware vulnerabilityImproper access control in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalat…EPSS 0.26%7.8CVE-2021-0159Intel xeon bronze 3204 firmware improper input validation vulnerabilityImproper input validation in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescal…EPSS 0.27%7.8CVE-2021-0189Intel xeon e3-1558l v5 firmware memory buffer overflow vulnerabilityUse of out-of-range pointer offset in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of…EPSS 0.27%7.8CVE-2021-0116Netapp cloud backup out-of-bounds write vulnerabilityOut-of-bounds write in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via loc…EPSS 0.30%7.8CVE-2021-0117Netapp cloud backup vulnerabilityPointer issues in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local ac…EPSS 0.30%7.8CVE-2021-0156Netapp cloud backup improper input validation vulnerabilityImproper input validation in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable an escalation of privile…EPSS 0.30%6.7CVE-2022-32231Intel xeon gold 6138p firmware vulnerabilityImproper initialization in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege v…EPSS 0.21%

Source: NIST National Vulnerability Database (record CVE-2020-0590), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.