CVE-2020-12321

8.8 HIGH 1.0% exploit odds Fix listed

What it is

Improper buffer restriction in some Intel(R) Wireless Bluetooth(R) products before version 21.110 may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.

At a glance

Exploitability: Can be exploited from the same network segment without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 1.0% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2020-11-12 18:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-10-08 22:16 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 1.0% in the next 30 days (EPSS).
Severity: 8.8 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2020-11-12 18:15 UTC
Last modified: 2026-10-08 22:16 UTC
Exploit probability: 1.0% · EPSS, next 30 days
Record status: Modified

Affected

Intel Dual Band wireless-ac 3168 Firmware < 21.110
Intel Dual Band wireless-ac 8260 Firmware < 21.110
Intel Dual Band wireless-ac 8265 Firmware < 21.110
Intel wi-fi 6 ax200 Firmware < 21.110
Intel wi-fi 6 ax201 Firmware < 21.110
Intel wireless-ac 9260 Firmware < 21.110
Intel wireless-ac 9461 Firmware < 21.110
Intel wireless-ac 9462 Firmware < 21.110

Attack profile CVSS 3.1 · 8.8

Attack vector: Adjacent network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Is it in your code?

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Fix and advisories

References

NVD record · CVE.org record