How severe is CVE-2022-38956?

CVE-2022-38956 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2022-38956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-38956?

CVE-2022-38956 affects Netgear Wpn824ext Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-38956?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-38956 published?

CVE-2022-38956 was published on 2022-09-20 and last updated on 2026-06-17.

CVE-2022-38956

CVE-2022-38956 is a medium-severity vulnerability in Netgear Wpn824ext Firmware with a CVSS 3.x base score of 5.3. 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-354.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-354
Affected product: Netgear Wpn824ext Firmware
Published: 2022-09-20
Last modified: 2026-06-17

Description

An exploitable firmware downgrade vulnerability was discovered on the Netgear WPN824EXT WiFi Range Extender. An attacker can conduct a MITM attack to replace the user-uploaded firmware image with an original old firmware image. This affects Firmware 1.1.1_1.1.9 and earlier.

Frequently asked questions

What is CVE-2022-38956?: An exploitable firmware downgrade vulnerability was discovered on the Netgear WPN824EXT WiFi Range Extender. An attacker can conduct a MITM attack to replace the user-uploaded firmware image with an original old firmware image. This affects Firmware 1.1.1_1.1.9 and earlier.
How severe is CVE-2022-38956?: CVE-2022-38956 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2022-38956 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-38956?: CVE-2022-38956 affects Netgear Wpn824ext Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-38956?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-38956 published?: CVE-2022-38956 was published on 2022-09-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:netgear:wpn824ext_firmware:*:*:*:*:*:*:*:*

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