How severe is CVE-2022-42221?

CVE-2022-42221 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-42221 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-42221?

CVE-2022-42221 affects Netgear R6220 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-42221?

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-2022-42221 published?

CVE-2022-42221 was published on 2022-10-17 and last updated on 2026-06-17.

CVE-2022-42221

CVE-2022-42221 is a high-severity vulnerability in Netgear R6220 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

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netgear R6220 Firmware
Published: 2022-10-17
Last modified: 2026-06-17

Description

Netgear R6220 v1.1.0.114_1.0.1 suffers from Incorrect Access Control, resulting in a command injection vulnerability.

Frequently asked questions

What is CVE-2022-42221?: Netgear R6220 v1.1.0.114_1.0.1 suffers from Incorrect Access Control, resulting in a command injection vulnerability.
How severe is CVE-2022-42221?: CVE-2022-42221 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-42221 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-42221?: CVE-2022-42221 affects Netgear R6220 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-42221?: 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-2022-42221 published?: CVE-2022-42221 was published on 2022-10-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:netgear:r6220_firmware:1.1.0.114_1.0.1:*:*:*:*:*:*:*

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