CVE-2022-46740

MEDIUMNVD 6.56.5—

6.5

There is a denial of service vulnerability in the Wi-Fi module of the HUAWEI WS7100-20 Smart WiFi Router.Successful exploit could cause a denial of service (DoS) condition.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 18.4%
KEV: Not listed

Published

December 28, 2022

Last Modified

April 11, 2025

References (2)

psirt@huaweihttps://www.huawei.com/en/psirt/security-advisories/2022/huawei-sa-dosvihswr-8f632df1-en
af854a3a-2127-422b-91ae-364da2661108https://www.huawei.com/en/psirt/security-advisories/2022/huawei-sa-dosvihswr-8f632df1-en

Weakness Classification(1)

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

CWE-400Uncontrolled Resource Consumption (Denial of Service)

Data Freshness Timeline

(refreshed 10× 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-2022-46740?

CVE-2022-46740 is a medium vulnerability published on December 28, 2022. There is a denial of service vulnerability in the Wi-Fi module of the HUAWEI WS7100-20 Smart WiFi Router.Successful exploit could cause a denial of service (DoS) condition.

When was CVE-2022-46740 disclosed?

CVE-2022-46740 was first published in the National Vulnerability Database on December 28, 2022, with the most recent update on April 11, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-46740 actively exploited?

CVE-2022-46740 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 18.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-46740?

CVE-2022-46740 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2022-46740?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-46740, 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.

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CVE-2022-46740

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-46740?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (2)

Frequently asked(5)

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