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CVE-2022-24400

Estado: ModificadaMedia (5.9)—

A flaw in the TETRA authentication procecure allows a MITM adversary that can predict the MS challenge RAND2 to set session key DCK to zero.

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)

Midnightblue — Tetra\

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2022-24400",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "ssvcData": {
          "id": "CVE-2022-24400",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-09-12T20:29:57.134658Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "cvssData": {
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          "baseScore": 7.5,
          "attackVector": "ADJACENT_NETWORK",
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
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          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 4.2,
        "exploitabilityScore": 1.6
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  "affected": [
    {
      "source": "cert@ncsc.nl",
      "affectedData": [
        {
          "vendor": "ETSI",
          "product": "TETRA Standard",
          "versions": [
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  "published": "2023-10-19T10:15:08.930",
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      "tags": [
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      "source": "cert@ncsc.nl"
    },
    {
      "url": "https://tetraburst.com/",
      "tags": [
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    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Secondary",
      "source": "cert@ncsc.nl",
      "description": [
        {
          "lang": "en",
          "value": "CWE-807"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw in the TETRA authentication procecure allows a MITM adversary that can predict the MS challenge RAND2 to set session key DCK to zero."
    },
    {
      "lang": "es",
      "value": "Una falla en el procedimiento de autenticación TETRA permite que un adversario MITM que puede predecir el desafío MS RAND2 establezca la clave de sesión DCK en cero."
    }
  ],
  "lastModified": "2026-06-17T04:31:46.230",
  "configurations": [
    {
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        {
          "negate": false,
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  "sourceIdentifier": "cert@ncsc.nl"
}