gsd-2021-38686
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later
Aliases
Aliases
CVE-2021-38686


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-38686",
    "description": "An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later",
    "id": "GSD-2021-38686"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-38686"
      ],
      "details": "An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later",
      "id": "GSD-2021-38686",
      "modified": "2023-12-13T01:23:18.048830Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@qnap.com",
        "DATE_PUBLIC": "2021-11-26T09:47:00.000Z",
        "ID": "CVE-2021-38686",
        "STATE": "PUBLIC",
        "TITLE": "Improper Authentication Vulnerability in VioStor"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "QVR",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "QVR FW 5.1.6 build 20211109"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "QNAP Systems Inc."
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "JPCERT/CC"
        }
      ],
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      "description": {
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            "value": "An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later"
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-287 Improper Authentication"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.qnap.com/en/security-advisory/qsa-21-52",
            "refsource": "MISC",
            "url": "https://www.qnap.com/en/security-advisory/qsa-21-52"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "We have already fixed this vulnerability in the following versions of QVR:\nQVR FW 5.1.6 build 20211109 and later\n"
        }
      ],
      "source": {
        "advisory": "QSA-21-52",
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:qnap:qvr:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.1.6",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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          "ASSIGNER": "security@qnap.com",
          "ID": "CVE-2021-38686"
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            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-287"
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            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "N/A",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://www.qnap.com/en/security-advisory/qsa-21-52"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2021-12-03T03:41Z",
      "publishedDate": "2021-11-26T14:15Z"
    }
  }
}


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