nvd-json-data-feeds/CVE-2020/CVE-2020-273xx/CVE-2020-27302.json

{
  "id": "CVE-2020-27302",
  "sourceIdentifier": "vuln@vdoo.com",
  "published": "2021-06-04T13:15:08.660",
  "lastModified": "2021-06-14T18:06:32.763",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "A stack buffer overflow in Realtek RTL8710 (and other Ameba-based devices) can lead to remote code execution via the \"memcpy\" function, when an attacker in Wi-Fi range sends a crafted \"Encrypted GTK\" value as part of the WPA2 4-way-handshake."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento del b\u00fafer de la pila en el Realtek RTL8710 (y otros dispositivos basados en Ameba) puede conllevar a una ejecuci\u00f3n de c\u00f3digo remota por medio de la funci\u00f3n \"memcpy\", cuando un atacante en el rango de la Wi-Fi env\u00eda un valor \"Encrypted GTK\" dise\u00f1ado como parte del 4-way-handshake de WPA2"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "ADJACENT_NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 8.0,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:A/AC:L/Au:S/C:C/I:C/A:C",
          "accessVector": "ADJACENT_NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.7
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 5.1,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "configurations": [
    {
      "operator": "AND",
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:realtek:rtl8710c_firmware:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "1F44702F-DFF5-4797-BA71-6CF5591782CF"
            }
          ]
        },
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:realtek:rtl8710c:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "DEB9942A-10B7-4838-B437-DA3F842CAA66"
            }
          ]
        }
      ]
    },
    {
      "operator": "AND",
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:realtek:rtl8195a_firmware:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "5C242328-36B8-4995-8174-378EDB8E6A7A"
            }
          ]
        },
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:realtek:rtl8195a:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "62A37D39-5134-4AFE-9F59-C8C36A113B04"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.vdoo.com/blog/realtek-wifi-vulnerabilities-zero-day",
      "source": "vuln@vdoo.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    }
  ]
}