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CVE-2021-43662

Estado: ModificadaMedia (6.5)—

totolink EX300_v2, ver V4.0.3c.140_B20210429 and A720R ,ver V4.1.5cu.470_B20200911 have an issue which causes uncontrolled resource consumption.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Totolink — A720r FirmwareTotolink — Ex300 V2 Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2021-43662",
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        "source": "nvd@nist.gov",
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          "baseScore": 3.3,
          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.5,
        "obtainUserPrivilege": false,
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          "version": "3.1",
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          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
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  "affected": [
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      "affectedData": [
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  "published": "2022-03-31T00:15:07.987",
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      "tags": [
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      "description": [
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          "value": "CWE-770"
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  "lastModified": "2026-06-17T04:11:14.227",
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