CVE-2020-12322 Denial of service in Intel(R) Wireless Bluetooth(R)

Medium 6.5 Published 12 Nov 2020 Updated 8 Oct 2026

An unauthenticated attacker with adjacent access can cause a denial of service in Intel Wireless Bluetooth products due to improper input validation.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-12322?

CVE-2020-12322 is a medium-severity denial of service vulnerability in Intel(R) Wireless Bluetooth(R), published on 12 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper input validation in some Intel(R) Wireless Bluetooth(R) products before version 21.110 may allow an unauthenticated user to potentially enable denial of service via adjacent access.

Weakness: CWE-20

Which versions are affected by CVE-2020-12322?

It affects 11 products.

Products include Intel Dual Band Wireless-Ac 3165 Firmware, Intel Dual Band Wireless-Ac 3168 Firmware, Intel Dual Band Wireless-Ac 8260 Firmware, Intel Dual Band Wireless-Ac 8265 Firmware, Intel Wi-Fi 6 Ax200 Firmware, Intel Wi-Fi 6 Ax201 Firmware and 5 more.

How do I fix CVE-2020-12322?

No fix has been published for CVE-2020-12322 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2020-12322 being exploited?

There is no known exploitation of CVE-2020-12322 in the wild and no public exploit code.

Sources

Also known as GHSA-j7f7-4w2r-52cg.