CVE-2021-33155

At a glance

Severity: MEDIUM 5.7
EPSS: EPSS 0.47 % · percentile 40 (2026-10-27)
State: PUBLISHED
Published: 2022-02-09
Updated: 2025-05-05
Assigner: intel
NVD status: Modified

Description

Improper input validation in firmware for some Intel(R) Wireless Bluetooth(R) and Killer(TM) Bluetooth(R) products before version 22.100 may allow an authenticated user to potentially enable denial of service via adjacent access.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.7	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CISA-ADP
CVSS 3.1	MEDIUM 5.7	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)
CVSS 3.1	MEDIUM 5.7	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
CVSS 2.0	LOW 2.7	AV:A/AC:L/Au:S/C:N/I:N/A:P	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-20

European references

ENISA EUVD · EUVD-2021-19870
GCVE · GCVE-0-2021-33155

CERT-FR advisories

CERTFR-2026-AVI-0326 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
CERTFR-2026-AVI-0316 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
CERTFR-2022-AVI-519 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
CERTFR-2022-AVI-480 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
CERTFR-2022-AVI-298 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
CERTFR-2022-AVI-263 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
CERTFR-2022-AVI-211 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
CERTFR-2022-AVI-127 — Multiples vulnérabilités dans les produits Intel · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:intel:ax211_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ax210_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ax201_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ax200_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_9560_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_9462_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_9461_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_9260_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_8265_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_8260_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac3168_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_7265_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_3165_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ax1675_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ax1650_firmware:*:*:*:*:*:*:*:* < 22.100
cpe:2.3:o:intel:ac_1550_firmware:*:*:*:*:*:*:*:* < 22.100

Affected products

Product	Versions
Intel(R) Wireless Bluetooth(R) and Killer(TM) Bluetooth(R) products	affected before version 22.100

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00604.html

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