Is CVE-2022-43443 actively exploited?

CVE-2022-43443 has no public evidence of in-the-wild exploitation as of 2025-04-17.

What is the CVSS score for CVE-2022-43443?

CVE-2022-43443 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2022-43443?

Patch guidance is available from buffalo security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2022-43443.

Fix CVE-2022-43443 - HIGH buffalo wsr-3200ax4s firmware

Q: Which products are affected by CVE-2022-43443?

11 products: buffalo wsr-3200ax4s firmware, buffalo wsr-3200ax4b firmware, buffalo wsr-2533dhp2 firmware, buffalo wsr-a2533dhp2 firmware, buffalo wsr-2533dhp3 firmware, and 6 more.

Description

OS command injection vulnerability in Buffalo network devices allows an network-adjacent attacker to execute an arbitrary OS command if a specially crafted request is sent to the management page.

CVSS Metrics

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: adjacent network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-78 · OS Command Injection CWE-78 · OS Command Injection

Metadata

Primary Vendor: BUFFALO
Published: 12/19/2022
Last Modified: 4/17/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

buffalo : wsr-3200ax4s_firmwarebuffalo : wsr-3200ax4b_firmwarebuffalo : wsr-2533dhp2_firmwarebuffalo : wsr-a2533dhp2_firmwarebuffalo : wsr-2533dhp3_firmwarebuffalo : wsr-a2533dhp3_firmwarebuffalo : wsr-2533dhpl2_firmwarebuffalo : wsr-2533dhpls_firmwarebuffalo : wsr-2533dhp_firmwarebuffalo : wsr-2533dhpl_firmwarebuffalo : wcr-1166ds_firmware

Remediation Guidance

Executive Summary

View on NIST NVD