FKIE_CVE-2018-15781

Vulnerability from fkie_nvd - Published: 2019-02-13 16:29 - Updated: 2026-06-17 01:43
Severity
7.9 (High) - CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
8.0 (High) - CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
The Dell Wyse Password Encoder in ThinLinux2 versions prior to 2.1.0.01 contain a Hard-coded Cryptographic Key vulnerability. An unauthenticated remote attacker could reverse engineer the cryptographic system used in the Dell Wyse Password Encoder to discover the hard coded private key and decrypt locally stored cipher text.
References
security_alert@emc.comhttps://www.dell.com/support/article/SLN316104Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.dell.com/support/article/SLN316104Patch, Vendor Advisory
Impacted products
Vendor Product Version
dell wyse_thinlinux *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Wyse Password Encoder",
          "vendor": "Dell",
          "versions": [
            {
              "lessThan": "2.1.0.01",
              "status": "affected",
              "version": "ThinLinux2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security_alert@emc.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:dell:wyse_thinlinux:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B037DC6F-7442-4CFC-B6CE-1F2B2362C5E7",
              "versionEndExcluding": "2.1.0.01",
              "versionStartIncluding": "2.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Dell Wyse Password Encoder in ThinLinux2 versions prior to 2.1.0.01 contain a Hard-coded Cryptographic Key vulnerability. An unauthenticated remote attacker could reverse engineer the cryptographic system used in the Dell Wyse Password Encoder to discover the hard coded private key and decrypt locally stored cipher text."
    },
    {
      "lang": "es",
      "value": "El codificador de contrase\u00f1as Dell Wyse en ThinLinux2, en versiones anteriores a la 2.1.0.01, contiene una vulnerabilidad de clave criptogr\u00e1fica embebida. Un atacante remoto no autenticado podr\u00eda emplear ingenier\u00eda inversa en el sistema criptogr\u00e1fico empleado en el codificador de contrase\u00f1as Dell Wyse para descubrir la clave privada embebida y descifrar el texto cifrado almacenado de forma local."
    }
  ],
  "id": "CVE-2018-15781",
  "lastModified": "2026-06-17T01:43:06.410",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.9,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:A/AC:M/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 5.5,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.9,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 6.0,
        "source": "security_alert@emc.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.0,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-02-13T16:29:00.297",
  "references": [
    {
      "source": "security_alert@emc.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.dell.com/support/article/SLN316104"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.dell.com/support/article/SLN316104"
    }
  ],
  "sourceIdentifier": "security_alert@emc.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.