FKIE_CVE-2022-43572

Vulnerability from fkie_nvd - Published: 2022-11-04 23:15 - Updated: 2026-06-17 05:06
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk (S2S) or HTTP Event Collector (HEC) protocols to an indexer results in a blockage or denial-of-service preventing further indexing.
References
prodsec@splunk.comhttps://www.splunk.com/en_us/product-security/announcements/svd-2022-1111.htmlNot Applicable, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.splunk.com/en_us/product-security/announcements/svd-2022-1111.htmlNot Applicable, Vendor Advisory
Impacted products
Vendor Product Version
splunk splunk *
splunk splunk *
splunk splunk *
splunk splunk_cloud_platform *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "affected",
          "product": "Splunk Enterprise",
          "vendor": "Splunk",
          "versions": [
            {
              "lessThan": "8.1.12",
              "status": "affected",
              "version": "8.1",
              "versionType": "custom"
            },
            {
              "lessThan": "8.2.9",
              "status": "affected",
              "version": "8.2",
              "versionType": "custom"
            },
            {
              "lessThan": "9.0.2",
              "status": "affected",
              "version": "9.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "prodsec@splunk.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "697F9803-FC99-4149-A4E5-55A3A8CB1D18",
              "versionEndExcluding": "8.1.12",
              "versionStartIncluding": "8.1.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "07617B0C-3704-4DB5-B416-94B77A5C2EEE",
              "versionEndExcluding": "8.2.9",
              "versionStartIncluding": "8.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "867EFF29-96B9-44EF-93CE-8E7DB77B086E",
              "versionEndExcluding": "9.0.2",
              "versionStartIncluding": "9.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "EC797D87-1EA7-4C9E-BA2E-910408592511",
              "versionEndExcluding": "9.0.2209",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk (S2S) or HTTP Event Collector (HEC) protocols to an indexer results in a blockage or denial-of-service preventing further indexing.\n"
    },
    {
      "lang": "es",
      "value": "En las versiones de Splunk Enterprise inferiores a 8.2.9, 8.1.12 y 9.0.2, el env\u00edo de un archivo con formato incorrecto a trav\u00e9s de los protocolos Splunk-to-Splunk (S2S) o HTTP Event Collector (HEC) a un indexador provoca un bloqueo o denegaci\u00f3n fuera de servicio evitando una mayor indexaci\u00f3n."
    }
  ],
  "id": "CVE-2022-43572",
  "lastModified": "2026-06-17T05:06:52.150",
  "metrics": {
    "cvssMetricV31": [
      {
        "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"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "prodsec@splunk.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-43572",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-05-01T19:56:51.753772Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-11-04T23:15:10.390",
  "references": [
    {
      "source": "prodsec@splunk.com",
      "tags": [
        "Not Applicable",
        "Vendor Advisory"
      ],
      "url": "https://www.splunk.com/en_us/product-security/announcements/svd-2022-1111.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Not Applicable",
        "Vendor Advisory"
      ],
      "url": "https://www.splunk.com/en_us/product-security/announcements/svd-2022-1111.html"
    }
  ],
  "sourceIdentifier": "prodsec@splunk.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "prodsec@splunk.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Sightings

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.