CVE-2021-44545: Intel Killer Ac 1550 Firmware

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

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.

Affected products

• Intel Killer Ac 1550 Firmware: before 3.1122.1105 (fixed in 3.1122.1105)
• Intel Killer Wi-Fi 6 AX1650 Firmware: before 3.1122.1105 (fixed in 3.1122.1105)
• Intel Killer Wi-Fi 6e AX1675 Firmware: before 3.1122.1105 (fixed in 3.1122.1105)
• Intel Killer Wi-Fi 6e AX1690 Firmware: before 3.1122.1105 (fixed in 3.1122.1105)
• Intel Proset Wi-Fi 6e AX210 Firmware: before 22.120 (fixed in 22.120)
• Intel Wi-Fi 6 AX200 Firmware: before 22.120 (fixed in 22.120)
• Intel Wi-Fi 6 AX201 Firmware: before 22.120 (fixed in 22.120)
• Intel Wi-Fi 6e AX211 Firmware: before 22.120 (fixed in 22.120)
• Intel Wi-Fi 6e AX411 Firmware: before 22.120 (fixed in 22.120)

Published 2022-08-18. Last modified 2026-06-17.