How severe is CVE-2022-43486?

CVE-2022-43486 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-43486 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-43486?

CVE-2022-43486 primarily affects Buffalo Wsr-3200ax4s Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-43486?

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

When was CVE-2022-43486 published?

CVE-2022-43486 was published on 2022-12-19 and last updated on 2026-06-17.

CVE-2022-43486

CVE-2022-43486 is a medium-severity vulnerability in Buffalo Wsr-3200ax4s Firmware with a CVSS 3.x base score of 6.8. 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-94.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Buffalo Wsr-3200ax4s Firmware
Published: 2022-12-19
Last modified: 2026-06-17

Description

Hidden functionality vulnerability in Buffalo network devices allows a network-adjacent attacker with an administrative privilege to enable the debug functionalities and execute an arbitrary command on the affected devices.

Frequently asked questions

What is CVE-2022-43486?: Hidden functionality vulnerability in Buffalo network devices allows a network-adjacent attacker with an administrative privilege to enable the debug functionalities and execute an arbitrary command on the affected devices.
How severe is CVE-2022-43486?: CVE-2022-43486 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-43486 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-43486?: CVE-2022-43486 primarily affects Buffalo Wsr-3200ax4s Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-43486?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-43486 published?: CVE-2022-43486 was published on 2022-12-19 and last updated on 2026-06-17.

References

Affected products (13)

cpe:2.3:o:buffalo:wsr-3200ax4s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-3200ax4b_firmware:1.25:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-2533dhp2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-a2533dhp2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-2533dhp3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-a2533dhp3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-2533dhpl2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-2533dhpls_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wex-1800ax4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wex-1800ax4ea_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-2533dhp_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wsr-2533dhpl_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:buffalo:wcr-1166ds_firmware:*:*:*:*:*:*:*:*

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