VAR-202208-0445

Vulnerability from variot - Updated: 2026-03-07 23:29

The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may affect data confidentiality. Huawei of EMUI , HarmonyOS , Magic UI Exists in unspecified vulnerabilities.Information may be obtained. HUAWEI HarmonyOS is an operating system of China's Huawei (HUAWEI). Provide a microkernel-based full-scenario distributed operating system. There is a security vulnerability in HUAWEI HarmonyOS, which is caused by a flaw introduced in the design process

Show details on source website
To clipboard 

{
  "affected_products": {
    "_id": null,
    "data": [
      {
        "_id": null,
        "model": "emui",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "huawei",
        "version": "11.0.0"
      },
      {
        "_id": null,
        "model": "harmonyos",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "huawei",
        "version": "2.0"
      },
      {
        "_id": null,
        "model": "emui",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "huawei",
        "version": "10.1.0"
      },
      {
        "_id": null,
        "model": "magic ui",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "huawei",
        "version": "4.0.0"
      },
      {
        "_id": null,
        "model": "emui",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "huawei",
        "version": "10.1.1"
      },
      {
        "_id": null,
        "model": "magic ui",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "huawei",
        "version": "3.1.0"
      },
      {
        "_id": null,
        "model": "emui",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "huawei",
        "version": "12.0.0"
      },
      {
        "_id": null,
        "model": "magic ui",
        "scope": "eq",
        "trust": 1.0,
        "vendor": "huawei",
        "version": "3.1.1"
      },
      {
        "_id": null,
        "model": "magic ui",
        "scope": null,
        "trust": 0.8,
        "vendor": "huawei",
        "version": null
      },
      {
        "_id": null,
        "model": "emui",
        "scope": null,
        "trust": 0.8,
        "vendor": "huawei",
        "version": null
      },
      {
        "_id": null,
        "model": "harmonyos",
        "scope": null,
        "trust": 0.8,
        "vendor": "huawei",
        "version": null
      }
    ],
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-40030"
      }
    ]
  },
  "cve": "CVE-2021-40030",
  "cvss": {
    "_id": null,
    "data": [
      {
        "cvssV2": [],
        "cvssV3": [
          {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "author": "nvd@nist.gov",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "exploitabilityScore": 3.9,
            "id": "CVE-2021-40030",
            "impactScore": 3.6,
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "trust": 2.0,
            "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"
          },
          {
            "attackComplexity": "Low",
            "attackVector": "Network",
            "author": "NVD",
            "availabilityImpact": "None",
            "baseScore": 7.5,
            "baseSeverity": "High",
            "confidentialityImpact": "High",
            "exploitabilityScore": null,
            "id": "CVE-2021-40030",
            "impactScore": null,
            "integrityImpact": "None",
            "privilegesRequired": "None",
            "scope": "Unchanged",
            "trust": 0.8,
            "userInteraction": "None",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          }
        ],
        "severity": [
          {
            "author": "nvd@nist.gov",
            "id": "CVE-2021-40030",
            "trust": 1.0,
            "value": "HIGH"
          },
          {
            "author": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "id": "CVE-2021-40030",
            "trust": 1.0,
            "value": "HIGH"
          },
          {
            "author": "NVD",
            "id": "CVE-2021-40030",
            "trust": 0.8,
            "value": "High"
          },
          {
            "author": "CNNVD",
            "id": "CNNVD-202208-2395",
            "trust": 0.6,
            "value": "HIGH"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202208-2395"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-40030"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-40030"
      }
    ]
  },
  "description": {
    "_id": null,
    "data": "The My HUAWEI app has a defect in the design. Successful exploitation of this vulnerability may affect data confidentiality. Huawei of EMUI , HarmonyOS , Magic UI Exists in unspecified vulnerabilities.Information may be obtained. HUAWEI HarmonyOS is an operating system of China\u0027s Huawei (HUAWEI). Provide a microkernel-based full-scenario distributed operating system. There is a security vulnerability in HUAWEI HarmonyOS, which is caused by a flaw introduced in the design process",
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2021-40030"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148"
      },
      {
        "db": "VULHUB",
        "id": "VHN-401431"
      }
    ],
    "trust": 1.71
  },
  "external_ids": {
    "_id": null,
    "data": [
      {
        "db": "NVD",
        "id": "CVE-2021-40030",
        "trust": 3.3
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148",
        "trust": 0.8
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202208-2395",
        "trust": 0.7
      },
      {
        "db": "VULHUB",
        "id": "VHN-401431",
        "trust": 0.1
      }
    ],
    "sources": [
      {
        "db": "VULHUB",
        "id": "VHN-401431"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202208-2395"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-40030"
      }
    ]
  },
  "id": "VAR-202208-0445",
  "iot": {
    "_id": null,
    "data": true,
    "sources": [
      {
        "db": "VULHUB",
        "id": "VHN-401431"
      }
    ],
    "trust": 0.01
  },
  "last_update_date": "2026-03-07T23:29:40.981000Z",
  "patch": {
    "_id": null,
    "data": [
      {
        "title": "HUAWEI HarmonyOS Security vulnerabilities",
        "trust": 0.6,
        "url": "http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=204203"
      }
    ],
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202208-2395"
      }
    ]
  },
  "problemtype_data": {
    "_id": null,
    "data": [
      {
        "problemtype": "NVD-CWE-noinfo",
        "trust": 1.0
      },
      {
        "problemtype": "Lack of information (CWE-noinfo) [NVD evaluation ]",
        "trust": 0.8
      }
    ],
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-40030"
      }
    ]
  },
  "references": {
    "_id": null,
    "data": [
      {
        "trust": 2.5,
        "url": "https://consumer.huawei.com/en/support/bulletin/2022/8/"
      },
      {
        "trust": 2.5,
        "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202208-0000001363876177"
      },
      {
        "trust": 0.8,
        "url": "https://nvd.nist.gov/vuln/detail/cve-2021-40030"
      },
      {
        "trust": 0.6,
        "url": "https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202208-0000001310476756"
      },
      {
        "trust": 0.6,
        "url": "https://cxsecurity.com/cveshow/cve-2021-40030/"
      }
    ],
    "sources": [
      {
        "db": "VULHUB",
        "id": "VHN-401431"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202208-2395"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148"
      },
      {
        "db": "NVD",
        "id": "CVE-2021-40030"
      }
    ]
  },
  "sources": {
    "_id": null,
    "data": [
      {
        "db": "VULHUB",
        "id": "VHN-401431",
        "ident": null
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202208-2395",
        "ident": null
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148",
        "ident": null
      },
      {
        "db": "NVD",
        "id": "CVE-2021-40030",
        "ident": null
      }
    ]
  },
  "sources_release_date": {
    "_id": null,
    "data": [
      {
        "date": "2022-08-10T00:00:00",
        "db": "VULHUB",
        "id": "VHN-401431",
        "ident": null
      },
      {
        "date": "2022-08-05T00:00:00",
        "db": "CNNVD",
        "id": "CNNVD-202208-2395",
        "ident": null
      },
      {
        "date": "2023-09-19T00:00:00",
        "db": "JVNDB",
        "id": "JVNDB-2021-020148",
        "ident": null
      },
      {
        "date": "2022-08-10T20:15:22.347000",
        "db": "NVD",
        "id": "CVE-2021-40030",
        "ident": null
      }
    ]
  },
  "sources_update_date": {
    "_id": null,
    "data": [
      {
        "date": "2022-08-12T00:00:00",
        "db": "VULHUB",
        "id": "VHN-401431",
        "ident": null
      },
      {
        "date": "2022-08-15T00:00:00",
        "db": "CNNVD",
        "id": "CNNVD-202208-2395",
        "ident": null
      },
      {
        "date": "2023-09-19T08:11:00",
        "db": "JVNDB",
        "id": "JVNDB-2021-020148",
        "ident": null
      },
      {
        "date": "2026-03-06T18:16:08.803000",
        "db": "NVD",
        "id": "CVE-2021-40030",
        "ident": null
      }
    ]
  },
  "threat_type": {
    "_id": null,
    "data": "remote",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202208-2395"
      }
    ],
    "trust": 0.6
  },
  "title": {
    "_id": null,
    "data": "plural \u00a0Huawei\u00a0 Product vulnerabilities",
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2021-020148"
      }
    ],
    "trust": 0.8
  },
  "type": {
    "_id": null,
    "data": "other",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202208-2395"
      }
    ],
    "trust": 0.6
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

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