CVE-2020-12321

CVE-2020-12321 is a high-severity vulnerability in Intel Dual Band Wireless-ac 3168 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

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.

Frequently asked questions

What is CVE-2020-12321?
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.
How severe is CVE-2020-12321?
CVE-2020-12321 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-12321 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-12321?
CVE-2020-12321 primarily affects Intel Dual Band Wireless-ac 3168 Firmware. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-12321?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-12321 published?
CVE-2020-12321 was published on 2020-11-12 and last updated on 2026-06-17.

References

Affected products (11)

More vulnerabilities in Intel Dual Band Wireless-ac 3168 Firmware

All CVEs affecting Intel Dual Band Wireless-ac 3168 Firmware →