Cyber Resilience

CVE-2021-33110

Medium

Published: 09 February 2022

Published
09 February 2022
Modified
05 May 2025
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0030 54.1th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-33110 is a medium-severity Improper Input Validation (CWE-20) vulnerability in Intel Ac 1550 Firmware. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 45.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper input validation for some Intel(R) Wireless Bluetooth(R) products and Killer(TM) Bluetooth(R) products in Windows 10 and 11 before version 22.80 may allow an unauthenticated user to potentially enable denial of service via adjacent access.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

intel
ac 1550 firmware
≤ 22.80
intel
ac 3165 firmware
≤ 22.80
intel
ac 3168 firmware
≤ 22.80
intel
ac 7265 firmware
≤ 22.80
intel
ac 8260 firmware
≤ 22.80
intel
ac 8265 firmware
≤ 22.80
intel
ac 9260 firmware
≤ 22.80
intel
ac 9461 firmware
≤ 22.80
intel
ac 9462 firmware
≤ 22.80
intel
ac 9560 firmware
≤ 22.80
+5 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References