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CVE-2024-4198

Estado: AnalizadaBaja (2.7)—

Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes which allows an attacker authenticated as team admin to demote users to guest via crafted HTTP requests.

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)

Mattermost — Mattermost Server

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2024-4198",
  "cveTags": [],
  "metrics": {
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          "id": "CVE-2024-4198",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-07-24T19:30:28.234536Z"
        }
      }
    ],
    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
        },
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        "exploitabilityScore": 1.2
      },
      {
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        "source": "nvd@nist.gov",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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  "affected": [
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          "product": "Mattermost",
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              "version": "9.6.0"
            },
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              "version": "9.6.1"
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              "version": "9.5.3"
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              "status": "unaffected",
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  "published": "2024-04-26T09:15:13.097",
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      "tags": [
        "Vendor Advisory"
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "type": "Secondary",
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      "description": [
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      "description": [
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          "value": "NVD-CWE-noinfo"
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  "descriptions": [
    {
      "lang": "en",
      "value": "Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes which allows an attacker authenticated as team admin to demote users to guest via crafted HTTP requests.\n\n"
    },
    {
      "lang": "es",
      "value": "Las versiones de Mattermost 9.6.0, 9.5.x anteriores a 9.5.3 y 8.1.x anteriores a 8.1.12 no validan completamente los cambios de roles, lo que permite a un atacante autenticado como administrador del equipo degradar a los usuarios a invitados a través de solicitudes HTTP manipuladas."
    }
  ],
  "lastModified": "2026-06-17T08:01:18.843",
  "configurations": [
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          "negate": false,
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}