FKIE_CVE-2016-7270

Vulnerability from fkie_nvd - Published: 2016-12-20 06:59 - Updated: 2025-04-12 10:46
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
The Data Provider for SQL Server in Microsoft .NET Framework 4.6.2 mishandles a developer-supplied key, which allows remote attackers to bypass the Always Encrypted protection mechanism and obtain sensitive cleartext information by leveraging key guessability, aka ".NET Information Disclosure Vulnerability."
References
secure@microsoft.comhttp://www.securityfocus.com/bid/94741
secure@microsoft.comhttp://www.securitytracker.com/id/1037455
secure@microsoft.comhttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-155
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/94741
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1037455
af854a3a-2127-422b-91ae-364da2661108https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-155
Impacted products
Vendor Product Version
microsoft .net_framework 4.6.2
To clipboard 

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      "nodes": [
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            {
              "criteria": "cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "A16AD2B0-2189-4E8E-B7FC-CE598CA1CB2D",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Data Provider for SQL Server in Microsoft .NET Framework 4.6.2 mishandles a developer-supplied key, which allows remote attackers to bypass the Always Encrypted protection mechanism and obtain sensitive cleartext information by leveraging key guessability, aka \".NET Information Disclosure Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "El Data Provider para SQL Server en Microsoft .NET Framework 4.6.2 no maneja correctamente una clave proporcionada por el desarrollador, lo que permite a atacantes remotos eludir el mecanismo de protecci\u00f3n Always Encrypted y obtener informaci\u00f3n de texto plano sensible aprovechando la adivinabilidad de la clave, vulnerabilidad tambi\u00e9n conocida como \".NET Information Disclosure Vulnerability\"."
    }
  ],
  "id": "CVE-2016-7270",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
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        "type": "Primary",
        "userInteractionRequired": false
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          "attackVector": "NETWORK",
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          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
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          "userInteraction": "NONE",
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  "published": "2016-12-20T06:59:00.670",
  "references": [
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      "source": "secure@microsoft.com",
      "url": "http://www.securityfocus.com/bid/94741"
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      "source": "secure@microsoft.com",
      "url": "http://www.securitytracker.com/id/1037455"
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      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-155"
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  "vulnStatus": "Deferred",
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          "lang": "en",
          "value": "CWE-310"
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      "source": "nvd@nist.gov",
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  ]
}


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  • 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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  • 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.