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CVE-2022-38956

MEDIUMCVSS 5.3/10EPSS 0.24%

Last modified

CVE-2022-38956 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
5.3/10

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

EPSS Probability
0.24%

15.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NetgearWpn824ext Firmware<= 1.1.1_1.1.9

References

Timeline

Published
Last Modified
Status
Modified

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 score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.
How do I fix CVE-2022-38956?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-38956?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST