CVE-2024-27890

Estado: Pendiente de análisisAlta (7.2)—

Affected platforms running Arista EOS with OpenConfig configured, a gNMI Set request can be run when it should have been rejected. This can result in unexpected configuration being applied to the switch.

CVSS

Versión: 4.0
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Puntuación base: 7.2

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 4.43%
Percentil entre todas las CVEs puntuadas: 91
Fecha de la puntuación: 6/10/2026

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement75 %
Impacto principalT1565.001 Stored Data Manipulationimpact70 %
Impacto secundarioT1078 Valid Accountsstealth · persistence · privilege escalation · initial access65 %

AV:N/PR:L indica acceso remoto autenticado (T1210). gNMI Set request rechazado permite modificar configuración no autorizada (T1565.001) y potencialmente escalar privilegios o eludir controles de acceso (T1078).

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Privileged Account Management Application Developer Guidance Active Directory Configuration Vulnerability Scanning User Training User Account Management

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Arista — EOS^AI

CWE

CWE-306

Referencias

https://www.arista.com/en/support/advisories-notices/security-advisory/19862-security-advisory-0099

JSON original (NVD)

Mostrar

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  "id": "CVE-2024-27890",
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          "id": "CVE-2024-27890",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
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              "automatable": "no"
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            {
              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2026-06-05T18:29:18.470860Z"
        }
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    "cvssMetricV31": [
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        "type": "Secondary",
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          "exploitMaturity": "NOT_DEFINED",
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          "modifiedAttackVector": "NOT_DEFINED",
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          "modifiedUserInteraction": "NOT_DEFINED",
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          "vulnerabilityResponseEffort": "NOT_DEFINED",
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      "affectedData": [
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          "product": "EOS",
          "versions": [
            {
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              "version": "4.29.0",
              "versionType": "custom",
              "lessThanOrEqual": "4.29.7M"
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            {
              "status": "affected",
              "version": "4.28.0",
              "versionType": "custom",
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            {
              "status": "affected",
              "version": "4.27.0",
              "versionType": "custom",
              "lessThanOrEqual": "4.27.8M"
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            {
              "status": "affected",
              "version": "4.26.0",
              "versionType": "custom",
              "lessThanOrEqual": "4.26.9M"
            },
            {
              "status": "affected",
              "version": "4.25.0",
              "versionType": "custom",
              "lessThanOrEqual": "4.25.10M"
            },
            {
              "status": "affected",
              "version": "4.24.0",
              "versionType": "custom",
              "lessThanOrEqual": "4.24.11M"
            }
          ],
          "platforms": [
            "710 Series",
            "720D Series",
            "720XP/722XPM Series",
            "750X Series",
            "7010 Series",
            "7010X Series",
            "7020R Series",
            "7130 Series running EOS",
            "7150 Series",
            "7160 Series",
            "7170 Series",
            "7050X/X2/X3/X4 Series",
            "7060X/X2/X4/X5/X6 Series",
            "7250X Series",
            "7260X/X3 Series",
            "7280E/R/R2/R3 Series",
            "7300X/X3 Series",
            "7320X Series",
            "7358X4 Series",
            "7368X4 Series",
            "7388X5 Series",
            "7500E/R/R2/R3 Series",
            "7800R3 Series",
            "CloudEOS",
            "cEOS-lab",
            "vEOS-lab",
            "AWE 5000 Series"
          ],
          "defaultStatus": "unaffected"
        }
      ]
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  ],
  "published": "2026-06-04T23:16:47.487",
  "references": [
    {
      "url": "https://www.arista.com/en/support/advisories-notices/security-advisory/19862-security-advisory-0099",
      "source": "psirt@arista.com"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@arista.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Affected platforms running Arista EOS with OpenConfig configured, a gNMI Set request can be run when it should have been rejected. This can result in unexpected configuration being applied to the switch."
    },
    {
      "lang": "es",
      "value": "Plataformas afectadas que ejecutan Arista EOS con OpenConfig configurado, se puede ejecutar una solicitud gNMI Set cuando debería haber sido rechazada. Esto puede resultar en que se aplique una configuración inesperada al switch."
    }
  ],
  "lastModified": "2026-07-22T20:10:00.127",
  "sourceIdentifier": "psirt@arista.com"
}