FKIE_CVE-2017-16687

Vulnerability from fkie_nvd - Published: 2017-12-12 14:29 - Updated: 2026-06-17 01:09
Severity
5.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
The user self-service tools of SAP HANA extended application services, classic user self-service, a part of SAP HANA Database versions 1.00 and 2.00, can be misused to enumerate valid and invalid user accounts. An unauthenticated user could use the error messages to determine if a given username is valid.
References
cna@sap.comhttp://www.securityfocus.com/bid/102152Third Party Advisory, VDB Entry
cna@sap.comhttps://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/Vendor Advisory
cna@sap.comhttps://launchpad.support.sap.com/#/notes/2549983Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/102152Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://launchpad.support.sap.com/#/notes/2549983Permissions Required, Vendor Advisory
Impacted products
Vendor Product Version
sap hana_database 1.00
sap hana_database 2.00
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "SAP HANA extended application services",
          "vendor": "SAP",
          "versions": [
            {
              "status": "affected",
              "version": "SAP HANA Database 1.00, 2.00"
            }
          ]
        }
      ],
      "source": "cna@sap.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:sap:hana_database:1.00:*:*:*:*:*:*:*",
              "matchCriteriaId": "528C05CB-315F-465C-8C25-EF85AA7D19B9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:sap:hana_database:2.00:*:*:*:*:*:*:*",
              "matchCriteriaId": "4C6CA542-7071-48B6-B135-3AE9B4BB1DC5",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The user self-service tools of SAP HANA extended application services, classic user self-service, a part of SAP HANA Database versions 1.00 and 2.00, can be misused to enumerate valid and invalid user accounts. An unauthenticated user could use the error messages to determine if a given username is valid."
    },
    {
      "lang": "es",
      "value": "Las herramientas de autoservicio del usuario de los servicios extendidos de la aplicaci\u00f3n SAP HANA, que forman parte de SAP HANA Database en sus versiones 1.00 y 2.00, pueden ser empleadas err\u00f3neamente para enumerar cuentas de usuario v\u00e1lidas e inv\u00e1lidas. Un usuario no autenticado podr\u00eda emplear los mensajes de error para determinar si un nombre de usuario dado es v\u00e1lido."
    }
  ],
  "id": "CVE-2017-16687",
  "lastModified": "2026-06-17T01:09:40.577",
  "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"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-12-12T14:29:00.607",
  "references": [
    {
      "source": "cna@sap.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/102152"
    },
    {
      "source": "cna@sap.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/"
    },
    {
      "source": "cna@sap.com",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
      ],
      "url": "https://launchpad.support.sap.com/#/notes/2549983"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/102152"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
      ],
      "url": "https://launchpad.support.sap.com/#/notes/2549983"
    }
  ],
  "sourceIdentifier": "cna@sap.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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