Out-of-bounds read in Intel products - CVE-2021-23168

Vulnerability identifier: #VU66430

CSH Severity: Low

CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-23168

CWE-ID: CWE-125

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

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

The vulnerability exists due to a boundary condition. A remote attacker on the local network can trigger out-of-bounds read error and cause a denial of service condition on the system.

Killer Wireless-AC 1550
Killer Wi-Fi 6 AX1650
Killer Wi-Fi 6E AX1675
Killer Wi-Fi 6E AX1690
Intel Dual Band Wireless-AC 3168
Intel Dual Band Wireless-AC 8260
Intel Dual Band Wireless-AC 8265
Intel Dual Band Wireless-AC 3165
Intel Wireless 7265 (Rev D) Family
Intel Wi-Fi 6E AX411
Intel Wireless-AC 9260
Intel Wireless-AC 9461
Intel Wireless-AC 9462
Intel Wireless-AC 9560
Intel Wi-Fi 6 AX200
Intel Wi-Fi 6 AX201
Intel Wi-Fi 6E AX210
Intel Wi-Fi 6E AX211

Install updates from vendor's website.

Killer Wireless-AC 1550 - update to 3.1122.1105
Killer Wi-Fi 6 AX1650 - update to 3.1122.1105
Killer Wi-Fi 6E AX1675 - update to 3.1122.1105
Killer Wi-Fi 6E AX1690 - update to 3.1122.1105
Intel Dual Band Wireless-AC 3168 - update to 22.120
Intel Dual Band Wireless-AC 8260 - update to 22.120
Intel Dual Band Wireless-AC 8265 - update to 22.120
Intel Dual Band Wireless-AC 3165 - update to 22.120
Intel Wireless 7265 (Rev D) Family - update to 22.120
Intel Wi-Fi 6E AX411 - update to 22.120
Intel Wireless-AC 9260 - update to 22.120
Intel Wireless-AC 9461 - update to 22.120
Intel Wireless-AC 9462 - update to 22.120
Intel Wireless-AC 9560 - update to 22.120
Intel Wi-Fi 6 AX200 - update to 22.120
Intel Wi-Fi 6 AX201 - update to 22.120
Intel Wi-Fi 6E AX210 - update to 22.120
Intel Wi-Fi 6E AX211 - update to 22.120

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00621.html

• Multiple vulnerabilities in Intel PROSet/Wireless WiFi and Killer WiFi