CVE-2025-56764

{
  "id": "CVE-2025-56764",
  "sourceIdentifier": "[email protected]",
  "published": "2025-09-29T20:15:33.700",
  "lastModified": "2026-11-05T23:10:00.150",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Trivision NC-227WF firmware 5.80 (build 20141010) login mechanism reveals whether a username exists or not by returning different error messages (\"Unknown user\" vs. \"Wrong password\"), allowing an attacker to enumerate valid usernames."
    },
    {
      "lang": "es",
      "value": "El mecanismo de inicio de sesión del firmware 5.80 (build 20141010) de Trivision NC-227WF revela si un nombre de usuario existe o no al devolver diferentes mensajes de error (’Usuario desconocido’ vs. ’Contraseña incorrecta’), permitiendo a un atacante enumerar nombres de usuario válidos."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "version": "n/a",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2025-09-29T19:58:13.971303Z",
          "id": "CVE-2025-56764",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-204"
        }
      ]
    }
  ],
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  "references": [
    {
      "url": "https://github.com/Remenis/CVE-2025-56764",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/Remenis/CVE-2025-56764-trivision-nc227wf",
      "source": "[email protected]",
      "tags": [
        "Mitigation",
        "Third Party Advisory"
      ]
    }
  ]
}