CVE-2022-43443

HIGHNVD 8.88.8—

8.8

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 v3: 8.8
EG Score: 8.8(medium)
EPSS: 76.8%
KEV: Not listed

Published

December 19, 2022

Last Modified

April 17, 2025

References (4)

vultures@jpcerthttps://jvn.jp/en/vu/JVNVU97099584/
vultures@jpcerthttps://www.buffalo.jp/news/detail/20240131-01.html
af854a3a-2127-422b-91ae-364da2661108https://jvn.jp/en/vu/JVNVU97099584/
af854a3a-2127-422b-91ae-364da2661108https://www.buffalo.jp/news/detail/20240131-01.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2022-43443?

CVE-2022-43443 is a high vulnerability published on December 19, 2022. 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.

When was CVE-2022-43443 disclosed?

CVE-2022-43443 was first published in the National Vulnerability Database on December 19, 2022, with the most recent update on April 17, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-43443 actively exploited?

CVE-2022-43443 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 76.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

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

CVE-2022-43443 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2022-43443?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-43443, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2022-43443

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-43443?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)