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CVE-2023-52951 (GCVE-0-2023-52951)

Vulnerability from nvd – Published: 2026-06-03 13:11 – Updated: 2026-06-03 15:44

Summary

A cleartext transmission of sensitive information vulnerability in Synology Note Station Client before 2.2.4-703 allows man-in-the-middle attackers to obtain user credential.

Severity

5.9 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-319 - Cleartext Transmission of Sensitive Information

Assigner

synology

References

1 reference

URL	Tags
https://www.synology.com/en-global/releaseNote/No…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Synology	Synology Note Station Client	Affected: * , < 2.2.4-703 (semver)

Credits

Zhao Runzi (赵润梓)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-52951",
                "options": [
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                    "Exploitation": "none"
                  },
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                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-03T15:44:15.548477Z",
                "version": "2.0.3"
              },
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          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-03T15:44:24.852Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "Synology Note Station Client",
          "vendor": "Synology",
          "versions": [
            {
              "lessThan": "2.2.4-703",
              "status": "affected",
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              "versionType": "semver"
            }
          ]
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      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Zhao Runzi (\u8d75\u6da6\u6893)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A cleartext transmission of sensitive information vulnerability in Synology Note Station Client before 2.2.4-703 allows man-in-the-middle attackers to obtain user credential."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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        "shortName": "synology"
      },
      "references": [
        {
          "name": "Release note",
          "tags": [
            "vendor-advisory"
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          "url": "https://www.synology.com/en-global/releaseNote/NoteStationClient"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "db201096-a0cc-46c7-9a55-61d9e221bf01",
    "assignerShortName": "synology",
    "cveId": "CVE-2023-52951",
    "datePublished": "2026-06-03T13:11:43.564Z",
    "dateReserved": "2024-09-24T08:35:52.122Z",
    "dateUpdated": "2026-06-03T15:44:24.852Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

CVE-2023-52951 (GCVE-0-2023-52951)

Vulnerability from cvelistv5 – Published: 2026-06-03 13:11 – Updated: 2026-06-03 15:44

Summary

A cleartext transmission of sensitive information vulnerability in Synology Note Station Client before 2.2.4-703 allows man-in-the-middle attackers to obtain user credential.

Severity

5.9 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-319 - Cleartext Transmission of Sensitive Information

Assigner

synology

References

1 reference

URL	Tags
https://www.synology.com/en-global/releaseNote/No…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Synology	Synology Note Station Client	Affected: * , < 2.2.4-703 (semver)

Credits

Zhao Runzi (赵润梓)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-52951",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-03T15:44:15.548477Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-03T15:44:24.852Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "Synology Note Station Client",
          "vendor": "Synology",
          "versions": [
            {
              "lessThan": "2.2.4-703",
              "status": "affected",
              "version": "*",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Zhao Runzi (\u8d75\u6da6\u6893)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A cleartext transmission of sensitive information vulnerability in Synology Note Station Client before 2.2.4-703 allows man-in-the-middle attackers to obtain user credential."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
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              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
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        "orgId": "db201096-a0cc-46c7-9a55-61d9e221bf01",
        "shortName": "synology"
      },
      "references": [
        {
          "name": "Release note",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.synology.com/en-global/releaseNote/NoteStationClient"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "db201096-a0cc-46c7-9a55-61d9e221bf01",
    "assignerShortName": "synology",
    "cveId": "CVE-2023-52951",
    "datePublished": "2026-06-03T13:11:43.564Z",
    "dateReserved": "2024-09-24T08:35:52.122Z",
    "dateUpdated": "2026-06-03T15:44:24.852Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Find a vulnerability

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2 vulnerabilities found for note_station_client by synology

CVE-2023-52951 (GCVE-0-2023-52951)

CVE-2023-52951 (GCVE-0-2023-52951)