{
  "id": "CVE-2015-7923",
  "sourceIdentifier": "ics-cert@hq.dhs.gov",
  "published": "2016-01-30T12:59:00.133",
  "lastModified": "2016-03-07T16:35:00.777",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Westermo WeOS before 4.19.0 uses the same SSL private key across different customers' installations, which makes it easier for man-in-the-middle attackers to defeat cryptographic protection mechanisms by leveraging knowledge of a key."
    },
    {
      "lang": "es",
      "value": "Westermo WeOS en versiones anteriores a 4.19.0 utiliza la misma clave SSL privada para las diferentes instalaciones de clientes, lo que facilita a atacantes man-in-the-middle vencer los mecanismos de protecci\u00f3n criptogr\u00e1fica aprovechando el conocimiento de una clave."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 9.0,
          "baseSeverity": "CRITICAL"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 6.0
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.3
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 8.6,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-310"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:westermo:weos:4.18.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "E5B3B5BB-5E49-4097-8DC7-FDD9A56AC821"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://ics-cert.us-cert.gov/advisories/ICSA-16-028-01",
      "source": "ics-cert@hq.dhs.gov",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ]
    }
  ]
}