How severe is CVE-2022-43470?

CVE-2022-43470 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2022-43470 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-43470?

CVE-2022-43470 primarily affects Fsi Fs040u Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-43470?

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-2022-43470 published?

CVE-2022-43470 was published on 2022-12-05 and last updated on 2026-06-17.

CVE-2022-43470

CVE-2022-43470 is a high-severity vulnerability in Fsi Fs040u Firmware with a CVSS 3.x base score of 7.3. 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-352.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Fsi Fs040u Firmware
Published: 2022-12-05
Last modified: 2026-06-17

Description

Cross-site request forgery (CSRF) vulnerability in +F FS040U software versions v2.3.4 and earlier, +F FS020W software versions v4.0.0 and earlier, +F FS030W software versions v3.3.5 and earlier, and +F FS040W software versions v1.4.1 and earlier allows an adjacent attacker to hijack the authentication of an administrator and user's unintended operations such as to reboot the product and/or reset the configuration to the initial set-up may be performed.

Frequently asked questions

What is CVE-2022-43470?: Cross-site request forgery (CSRF) vulnerability in +F FS040U software versions v2.3.4 and earlier, +F FS020W software versions v4.0.0 and earlier, +F FS030W software versions v3.3.5 and earlier, and +F FS040W software versions v1.4.1 and earlier allows an adjacent attacker to hijack the authentication of an administrator and user's unintended operations such as to reboot the product and/or reset the configuration to the initial set-up may be performed.
How severe is CVE-2022-43470?: CVE-2022-43470 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2022-43470 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-43470?: CVE-2022-43470 primarily affects Fsi Fs040u Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-43470?: 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-2022-43470 published?: CVE-2022-43470 was published on 2022-12-05 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:o:fsi:fs040u_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:fsi:fs020w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:fsi:fs030w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:fsi:fs040w_firmware:*:*:*:*:*:*:*:*

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