#VU60467 Improper Check for Unusual or Exceptional Conditions in Intel products - CVE-2021-33139

Vulnerability identifier: #VU60467

Vulnerability risk: Low

CVSSv4.0: 4.6 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-33139

CWE-ID: CWE-754

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Intel Wi-Fi 6 AX211
Hardware solutions / Firmware
Intel Wi-Fi 6 AX210
Hardware solutions / Firmware
Intel Wi-Fi 6 AX201
Hardware solutions / Firmware
Intel Wi-Fi 6 AX200
Hardware solutions / Firmware
Intel Wireless-AC 9560
Hardware solutions / Firmware
Intel Wireless-AC 9462
Hardware solutions / Firmware
Intel Wireless-AC 9461
Hardware solutions / Firmware
Intel Wireless-AC 9260
Hardware solutions / Firmware
Intel Dual Band Wireless-AC 8265
Hardware solutions / Firmware
Intel Dual Band Wireless-AC 8260
Hardware solutions / Firmware
Intel Dual Band Wireless-AC 3168
Hardware solutions / Firmware
Intel Wireless 7265 (Rev D) Family
Hardware solutions / Firmware
Intel Dual Band Wireless-AC 3165
Hardware solutions / Firmware
Killer Wi-Fi 6E AX1675
Hardware solutions / Firmware
Killer Wi-Fi 6 AX1650
Hardware solutions / Firmware
Killer Wireless-AC 1550
Hardware solutions / Firmware
Intel Wireless Bluetooth
Client/Desktop applications / Other client software
Intel Killer Bluetooth
Client/Desktop applications / Other client software

Vendor: Intel

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper check for unusual or exceptional conditions in firmware. A remote authenticated attacker on the local network can perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Intel Wi-Fi 6 AX211: All versions

Intel Wi-Fi 6 AX210: All versions

Intel Wi-Fi 6 AX201: All versions

Intel Wi-Fi 6 AX200: All versions

Intel Wireless-AC 9560: All versions

Intel Wireless-AC 9462: All versions

Intel Wireless-AC 9461: All versions

Intel Wireless-AC 9260: All versions

Intel Dual Band Wireless-AC 8265: All versions

Intel Dual Band Wireless-AC 8260: All versions

Intel Dual Band Wireless-AC 3168: All versions

Intel Wireless 7265 (Rev D) Family: All versions

Intel Dual Band Wireless-AC 3165: All versions

Killer Wi-Fi 6E AX1675: All versions

Killer Wi-Fi 6 AX1650: All versions

Killer Wireless-AC 1550: All versions

Intel Wireless Bluetooth: before 22.100

Intel Killer Bluetooth: before 22.100

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

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.