Cyber Resilience

CVE-2021-44545

Medium

Published: 18 August 2022

Published
18 August 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 0.0023 46.1th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-44545 is a medium-severity Improper Input Validation (CWE-20) vulnerability in Intel Killer Ac 1550 Firmware. Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 46.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper input validation for some Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products 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
killer ac 1550 firmware
≤ 3.1122.1105
intel
killer wi-fi 6 ax1650 firmware
≤ 3.1122.1105
intel
killer wi-fi 6e ax1690 firmware
≤ 3.1122.1105
intel
killer wi-fi 6e ax1675 firmware
≤ 3.1122.1105
intel
proset wi-fi 6e ax210 firmware
≤ 22.120
intel
wi-fi 6e ax211 firmware
≤ 22.120
intel
wi-fi 6 ax200 firmware
≤ 22.120
intel
wi-fi 6 ax201 firmware
≤ 22.120
intel
wi-fi 6e ax411 firmware
≤ 22.120

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