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CVE-2021-36780

Estado: ModificadaAlta (8.1)—

A Missing Authentication for Critical Function vulnerability in longhorn of SUSE Longhorn allows attackers to connect to a longhorn-engine replica instance granting it the ability to read and write data to and from a replica that they should not have access to. This issue affects: SUSE Longhorn longhorn versions prior to 1.1.3; longhorn versions prior to 1.2.3v.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Linuxfoundation — Longhorn

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-36780",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "source": "nvd@nist.gov",
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          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.5,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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    "cvssMetricV31": [
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        "type": "Secondary",
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        "cvssData": {
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          "baseScore": 8.1,
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        {
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  "published": "2021-12-17T09:15:07.047",
  "references": [
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      "url": "https://bugzilla.suse.com/show_bug.cgi?id=1191819",
      "tags": [
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        "Vendor Advisory"
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      "source": "meissner@suse.de"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Secondary",
      "source": "meissner@suse.de",
      "description": [
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          "lang": "en",
          "value": "CWE-306"
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    },
    {
      "type": "Secondary",
      "source": "nvd@nist.gov",
      "description": [
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A Missing Authentication for Critical Function vulnerability in longhorn of SUSE Longhorn allows attackers to connect to a longhorn-engine replica instance granting it the ability to read and write data to and from a replica that they should not have access to. This issue affects: SUSE Longhorn longhorn versions prior to 1.1.3; longhorn versions prior to 1.2.3v."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de falta de autenticación para funciones críticas en longhorn de SUSE Longhorn permite a los atacantes conectarse a una instancia de réplica de longhorn-engine otorgándole la capacidad de leer y escribir datos en y desde una réplica a la que no deberían tener acceso. Este problema afecta a: Las versiones de SUSE Longhorn anteriores a la 1.1.3; las versiones de Longhorn anteriores a la 1.2.3v"
    }
  ],
  "lastModified": "2026-06-17T03:59:10.700",
  "configurations": [
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}