What is CVE-2022-38955?

CVE-2022-38955 is a high-severity vulnerability in NETGEAR Wpn824ext, classified under Improper Validation of Integrity Check Value. CVSS score: 7.5/10. Published 2022-09-20.

How severe is CVE-2022-38955?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in NETGEAR Wpn824ext

CVE-2022-38955

An exploitable firmware modification vulnerability was discovered on the Netgear WPN824EXT WiFi Range Extender. An attacker can conduct a MITM attack to modify the user-uploaded firmware image and bypass the CRC check. A successful attack can either introduce a backdoor to the device or make the device DoS. This affects Firmware Version: 1.1.1_1.1.9.

EPSS: 0.003 (23.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Netgear Wpn824ext
Netgear Wpn824ext_firmware — versions 1.1.1_1.1.9
N/a — versions n/a

Weakness classification (CWE)

CWE-354 — Improper Validation of Integrity Check Value

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_MISC)

Frequently asked questions

What is CVE-2022-38955?: CVE-2022-38955 is a high-severity vulnerability in NETGEAR Wpn824ext, classified under Improper Validation of Integrity Check Value. CVSS score: 7.5/10. Published 2022-09-20.
How severe is CVE-2022-38955?: High severity. CVSS v3 base score is 7.5 out of 10.