CVE-2025-7624

Estado: AnalizadaCrítica (9.8)—

An SQL injection vulnerability in the legacy (transparent) SMTP proxy of Sophos Firewall versions older than 21.0 MR2 (21.0.2) can lead to remote code execution, if a quarantining policy is active for Email and SFOS was upgraded from a version older than 21.0 GA.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 9.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 8.49%
Percentil entre todas las CVEs puntuadas: 95
Fecha de la puntuación: 5/10/2026

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.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access95 %
Impacto principalT1059 Command and Scripting Interpreterexecution90 %
Impacto secundarioT1005 Data from Local Systemcollection80 %
Impacto secundarioT1565.001 Stored Data Manipulationimpact75 %

SQL injection (CWE-89) en proxy SMTP remoto sin autenticación (PR:N) expuesto en red permite ejecución remota de código en el firewall (I:H/A:H), dando acceso a datos y manipulación del flujo de email.

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 Vulnerability Scanning Restrict Web-Based Content Restrict File and Directory Permissions Remote Data Storage Network Segmentation

Tecnologías afectadas (1)

Sophos — Firewall Firmware

CWE

CWE-89

Referencias

https://www.sophos.com/en-us/security-advisories/sophos-sa-20250721-sfos-rce

JSON original (NVD)

Mostrar

{
  "id": "CVE-2025-7624",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-7624",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-07-21T15:04:14.423212Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security-alert@sophos.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security-alert@sophos.com",
      "affectedData": [
        {
          "vendor": "Sophos",
          "product": "Sophos Firewall",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "21.0 MR2 (21.0.2)",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-07-21T14:15:30.413",
  "references": [
    {
      "url": "https://www.sophos.com/en-us/security-advisories/sophos-sa-20250721-sfos-rce",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security-alert@sophos.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-alert@sophos.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-89"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An SQL injection vulnerability in the legacy (transparent) SMTP proxy of Sophos Firewall versions older than 21.0 MR2 (21.0.2) can lead to remote code execution, if a quarantining policy is active for Email and SFOS was upgraded from a version older than 21.0 GA."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de inyección SQL en el proxy SMTP heredado (transparente) de las versiones de Sophos Firewall anteriores a 21.0 MR2 (21.0.2) puede provocar la ejecución remota de código si hay una política de cuarentena activa para el correo electrónico y SFOS se actualizó desde una versión anterior a 21.0 GA."
    }
  ],
  "lastModified": "2026-06-17T10:05:22.110",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:sophos:firewall_firmware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "60BD3474-6124-4B78-BE83-103A4D2F97BF",
              "versionEndExcluding": "21.0.2"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:sophos:firewall:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "2F728103-324C-4F34-9EE6-6E922018A2EB"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "security-alert@sophos.com"
}