How severe is CVE-2022-21139?

CVE-2022-21139 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-2022-21139 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-21139?

CVE-2022-21139 primarily affects Intel Wireless-ac 9560 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-21139?

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-2022-21139 published?

CVE-2022-21139 was published on 2022-08-18 and last updated on 2026-06-17.

CVE-2022-21139

CVE-2022-21139 is a high-severity vulnerability in Intel Wireless-ac 9560 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. The underlying weakness is classified as CWE-326.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-326
Affected product: Intel Wireless-ac 9560 Firmware
Published: 2022-08-18
Last modified: 2026-06-17

Description

Inadequate encryption strength for some Intel(R) PROSet/Wireless WiFi products may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.

Frequently asked questions

What is CVE-2022-21139?: Inadequate encryption strength for some Intel(R) PROSet/Wireless WiFi products may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
How severe is CVE-2022-21139?: CVE-2022-21139 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-2022-21139 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21139?: CVE-2022-21139 primarily affects Intel Wireless-ac 9560 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-21139?: 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-2022-21139 published?: CVE-2022-21139 was published on 2022-08-18 and last updated on 2026-06-17.

References

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

Affected products (9)

cpe:2.3:o:intel:wireless-ac_9560_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:wireless-ac_9462_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:wireless-ac_9461_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:wireless-ac_9260_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:proset_wi-fi_6e_ax210_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:wi-fi_6e_ax211_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:wi-fi_6_ax200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:wi-fi_6_ax201_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:intel:wi-fi_6e_ax411_firmware:*:*:*:*:*:*:*:*

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