{
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-20190"
      ],
      "details": "** DISPUTED ** Some Microsoft technologies as used in Windows 8 through 11 allow a temporary client-side performance degradation during processing of multiple Unicode combining characters, aka a \"Zalgo text\" attack. NOTE: third parties dispute whether the computational cost of interpreting Unicode data should be considered a vulnerability.",
      "id": "GSD-2017-20190",
      "modified": "2024-04-03T05:01:52.865858Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2017-20190",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "** DISPUTED ** Some Microsoft technologies as used in Windows 8 through 11 allow a temporary client-side performance degradation during processing of multiple Unicode combining characters, aka a \"Zalgo text\" attack. NOTE: third parties dispute whether the computational cost of interpreting Unicode data should be considered a vulnerability."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AC:L/AV:L/A:N/C:N/I:N/PR:N/S:U/UI:N",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://talk.dynalist.io/t/dynalist-is-vulnerable-to-zalgo/1234",
            "refsource": "MISC",
            "url": "https://talk.dynalist.io/t/dynalist-is-vulnerable-to-zalgo/1234"
          },
          {
            "name": "https://en.wikipedia.org/wiki/Zalgo_text",
            "refsource": "MISC",
            "url": "https://en.wikipedia.org/wiki/Zalgo_text"
          },
          {
            "name": "https://aka.ms/windowsbugbar",
            "refsource": "MISC",
            "url": "https://aka.ms/windowsbugbar"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "descriptions": [
          {
            "lang": "en",
            "value": "Some Microsoft technologies as used in Windows 8 through 11 allow a temporary client-side performance degradation during processing of multiple Unicode combining characters, aka a \"Zalgo text\" attack. NOTE: third parties dispute whether the computational cost of interpreting Unicode data should be considered a vulnerability."
          },
          {
            "lang": "es",
            "value": "Algunas tecnolog\u00edas de Microsoft utilizadas en Windows 8 a 11 permiten una degradaci\u00f3n temporal del rendimiento del lado del cliente durante el procesamiento de m\u00faltiples caracteres combinados Unicode, tambi\u00e9n conocido como ataque de \"texto Zalgo\". NOTA: los terceros cuestionan si el costo computacional de interpretar los datos Unicode debe considerarse una vulnerabilidad."
          }
        ],
        "id": "CVE-2017-20190",
        "lastModified": "2024-04-11T00:58:25.590",
        "metrics": {},
        "published": "2024-03-27T00:15:07.580",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "https://aka.ms/windowsbugbar"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://en.wikipedia.org/wiki/Zalgo_text"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://talk.dynalist.io/t/dynalist-is-vulnerable-to-zalgo/1234"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Awaiting Analysis"
      }
    }
  }
}