FKIE_CVE-2018-19941

Vulnerability from fkie_nvd - Published: 2020-12-31 17:15 - Updated: 2026-06-17 01:50
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
A vulnerability has been reported to affect QNAP NAS. If exploited, this vulnerability allows an attacker to access sensitive information stored in cleartext inside cookies via certain widely-available tools. QNAP have already fixed this vulnerability in the following versions: QTS 4.5.1.1456 build 20201015 (and later) QuTS hero h4.5.1.1472 build 20201031 (and later) QuTScloud c4.5.2.1379 build 20200730 (and later)
References
security@qnapsecurity.com.twhttps://www.qnap.com/zh-tw/security-advisory/qsa-20-23Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.qnap.com/zh-tw/security-advisory/qsa-20-23Vendor Advisory
Impacted products
Vendor Product Version
qnap qts *
qnap quts_hero *
qnap qutscloud *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "platforms": [
            "build 20201031"
          ],
          "product": "QTS",
          "vendor": "QNAP Systems Inc.",
          "versions": [
            {
              "lessThan": "4.5.1.1456",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "build 20201031"
          ],
          "product": "QuTS hero",
          "vendor": "QNAP Systems Inc.",
          "versions": [
            {
              "lessThan": "h4.5.1.1472",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "build 20200730"
          ],
          "product": "QuTScloud",
          "vendor": "QNAP Systems Inc.",
          "versions": [
            {
              "lessThan": "c4.5.2.1379",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@qnapsecurity.com.tw"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0DF58F11-5E71-4EFB-8039-B4EA21C2C810",
              "versionEndExcluding": "4.5.1.1456",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "EE137056-C682-4DF3-839E-2E5825F21485",
              "versionEndExcluding": "h4.5.1.1472",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "48C09CC6-23EB-45B4-B289-45C6C4AC9BB9",
              "versionEndExcluding": "c4.5.2.1379",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been reported to affect QNAP NAS. If exploited, this vulnerability allows an attacker to access sensitive information stored in cleartext inside cookies via certain widely-available tools. QNAP have already fixed this vulnerability in the following versions: QTS 4.5.1.1456 build 20201015 (and later) QuTS hero h4.5.1.1472 build 20201031 (and later) QuTScloud c4.5.2.1379 build 20200730 (and later)"
    },
    {
      "lang": "es",
      "value": "Se ha reportado una vulnerabilidad que afecta a QNAP NAS.\u0026#xa0;Si se explota, esta vulnerabilidad permite a un atacante acceder a informaci\u00f3n confidencial almacenada en texto plano dentro de las cookies por medio de determinadas herramientas ampliamente disponibles.\u0026#xa0;QNAP ya ha corregido esta vulnerabilidad en las siguientes versiones: QTS versiones 4.5.1.1456 build 20201015 (y posteriores) QuTS hero versi\u00f3n h4.5.1.1472 build 20201031 (y posteriores) QuTScloud versi\u00f3n c4.5.2.1379 build 20200730 (y posteriores)"
    }
  ],
  "id": "CVE-2018-19941",
  "lastModified": "2026-06-17T01:50:09.107",
  "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
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-12-31T17:15:12.320",
  "references": [
    {
      "source": "security@qnapsecurity.com.tw",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.qnap.com/zh-tw/security-advisory/qsa-20-23"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.qnap.com/zh-tw/security-advisory/qsa-20-23"
    }
  ],
  "sourceIdentifier": "security@qnapsecurity.com.tw",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-315"
        }
      ],
      "source": "security@qnapsecurity.com.tw",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-312"
        }
      ],
      "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.

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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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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