FKIE_CVE-2020-23539

Vulnerability from fkie_nvd - Published: 2021-04-08 17:15 - Updated: 2026-06-17 03:04
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
An issue was discovered in Realtek rtl8723de BLE Stack <= 4.1 that allows remote attackers to cause a Denial of Service via the interval field to the CONNECT_REQ message.
References
cve@mitre.orghttps://github.com/pokerfacett/MY_REQUEST/blob/df73fe140655ea44542b03ac186e6c2b47e97540/Realtek%208723ds%20BLE%20SDK%20denial%20of%20service%20attack.mdExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/pokerfacett/MY_REQUEST/blob/df73fe140655ea44542b03ac186e6c2b47e97540/Realtek%208723ds%20BLE%20SDK%20denial%20of%20service%20attack.mdExploit, Third Party Advisory
Impacted products
Vendor Product Version
realtek rtl8723de_firmware *
realtek rtl8723de -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
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      "nodes": [
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              "criteria": "cpe:2.3:o:realtek:rtl8723de_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "76A3478B-FAEE-46EC-80B4-DFF4E9CA8F6F",
              "versionEndIncluding": "4.1",
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      ],
      "operator": "AND"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Realtek rtl8723de BLE Stack \u003c= 4.1 that allows remote attackers to cause a Denial of Service via the interval field to the CONNECT_REQ message."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en Realtek rtl8723de BLE Stack versiones anteriores a 4.1 incluy\u00e9ndola, que permite a atacantes remotos causar una Denegaci\u00f3n de Servicio por medio del campo de intervalo al mensaje CONNECT_REQ"
    }
  ],
  "id": "CVE-2020-23539",
  "lastModified": "2026-06-17T03:04:47.073",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.8,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "version": "2.0"
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        "impactScore": 6.9,
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        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
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        "source": "nvd@nist.gov",
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  "published": "2021-04-08T17:15:13.157",
  "references": [
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      "tags": [
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      "url": "https://github.com/pokerfacett/MY_REQUEST/blob/df73fe140655ea44542b03ac186e6c2b47e97540/Realtek%208723ds%20BLE%20SDK%20denial%20of%20service%20attack.md"
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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