{
  "id": "CVE-2021-45035",
  "sourceIdentifier": "cve-coordination@incibe.es",
  "published": "2022-09-23T16:15:10.380",
  "lastModified": "2023-07-21T16:44:52.417",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Velneo vClient on its 28.1.3 version, does not correctly check the certificate of authenticity by default. This could allow an attacker that has access to the network to perform a MITM attack in order to obtain the user\u00b4s credentials."
    },
    {
      "lang": "es",
      "value": "Velneo vClient en versi\u00f3n 28.1.3, no comprueba correctamente el certificado de autenticidad por defecto. Esto podr\u00eda permitir a un atacante que tenga acceso a la red llevar a cabo un ataque de tipo MITM para obtener las credenciales del usuario."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6
      },
      {
        "source": "cve-coordination@incibe.es",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N",
          "attackVector": "ADJACENT_NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 4.2
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ]
    },
    {
      "source": "cve-coordination@incibe.es",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:velneo:vclient:28.1.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "2802675E-9543-403C-95FF-3CFF1FC01896"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://doc.velneo.com/v/29/velneo/notas-de-la-version#verificacion-de-certificados",
      "source": "cve-coordination@incibe.es",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://velneo.es/publicacion-de-incidencia-de-seguridad-en-cve-cve-2021-45035/",
      "source": "cve-coordination@incibe.es",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.incibe-cert.es/en/early-warning/security-advisories/velneo-vclient-improper-authentication",
      "source": "cve-coordination@incibe.es",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.velneo.com/blog/nueva-revision-velneo-29-2",
      "source": "cve-coordination@incibe.es",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}