{
  "id": "CVE-2023-43669",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2023-09-21T06:15:13.833",
  "lastModified": "2023-10-03T04:15:10.697",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "The Tungstenite crate before 0.20.1 for Rust allows remote attackers to cause a denial of service (minutes of CPU consumption) via an excessive length of an HTTP header in a client handshake. The length affects both how many times a parse is attempted (e.g., thousands of times) and the average amount of data for each parse attempt (e.g., millions of bytes)."
    },
    {
      "lang": "es",
      "value": "El Tungstenite crate anterior a la versi\u00f3n 0.20.1 para Rust permite a atacantes remotos provocar una denegaci\u00f3n del servicio (de minutos de consumo de la CPU) a trav\u00e9s de una longitud excesiva de un encabezado HTTP en el handshake del cliente. La longitud afecta tanto a cu\u00e1ntas veces se intenta un an\u00e1lisis (por ejemplo, miles de veces) y la cantidad promedio de datos para cada intento de an\u00e1lisis (por ejemplo, millones de bytes)."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:snapview:tungstenite:*:*:*:*:*:rust:*:*",
              "versionEndIncluding": "0.20.0",
              "matchCriteriaId": "12C41B5D-324F-42A2-B0EF-670FD95BAD9B"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2240110",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://bugzilla.suse.com/show_bug.cgi?id=1215563",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://crates.io/crates/tungstenite/versions",
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes"
      ]
    },
    {
      "url": "https://cwe.mitre.org/data/definitions/407.html",
      "source": "cve@mitre.org",
      "tags": [
        "Technical Description"
      ]
    },
    {
      "url": "https://github.com/advisories/GHSA-9mcr-873m-xcxp",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://github.com/github/advisory-database/pull/2752",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "https://github.com/snapview/tungstenite-rs/commit/8b3ecd3cc0008145ab4bc8d0657c39d09db8c7e2",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "https://github.com/snapview/tungstenite-rs/issues/376",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking"
      ]
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R77EUWPZVP5WSMNXUXUDNHR7G7OI5NGM/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/THK6G6CD4VW6RCROWUV2C4HSINKK3XAK/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TT7SF6CQ5VHAGFLWNXY64NFSW4WIWE7D/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://security-tracker.debian.org/tracker/CVE-2023-43669",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}