Vulnerability-Lookup

CNVD-2021-94959

Vulnerability from cnvd - Published: 2021-12-07

Title

Microsoft Azure Sphere数据伪造问题漏洞

Description

Microsoft Azure Sphere是美国微软（Microsoft）公司的一个应用于云环境提供安全防护的设备。 Microsoft Azure Sphere存在数据伪造问题漏洞。该漏洞源于网络系统或产品未充分验证数据的来源或真实性。攻击者可利用伪造的数据进行攻击。

Severity

中

Patch Name

Microsoft Azure Sphere数据伪造问题漏洞的补丁

Patch Description

Microsoft Azure Sphere是美国微软（Microsoft）公司的一个应用于云环境提供安全防护的设备。 Microsoft Azure Sphere存在数据伪造问题漏洞。该漏洞源于网络系统或产品未充分验证数据的来源或真实性。攻击者可利用伪造的数据进行攻击。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-42300

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-42300

Impacted products

Name
Microsoft Azure Sphere <21.10

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42300",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42300"
    }
  },
  "description": "Microsoft Azure Sphere\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u4e8e\u4e91\u73af\u5883\u63d0\u4f9b\u5b89\u5168\u9632\u62a4\u7684\u8bbe\u5907\u3002\n\nMicrosoft Azure Sphere\u5b58\u5728\u6570\u636e\u4f2a\u9020\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u5145\u5206\u9a8c\u8bc1\u6570\u636e\u7684\u6765\u6e90\u6216\u771f\u5b9e\u6027\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u4f2a\u9020\u7684\u6570\u636e\u8fdb\u884c\u653b\u51fb\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-42300",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-94959",
  "openTime": "2021-12-07",
  "patchDescription": "Microsoft Azure Sphere\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u4e8e\u4e91\u73af\u5883\u63d0\u4f9b\u5b89\u5168\u9632\u62a4\u7684\u8bbe\u5907\u3002\r\n\r\nMicrosoft Azure Sphere\u5b58\u5728\u6570\u636e\u4f2a\u9020\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u5145\u5206\u9a8c\u8bc1\u6570\u636e\u7684\u6765\u6e90\u6216\u771f\u5b9e\u6027\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u4f2a\u9020\u7684\u6570\u636e\u8fdb\u884c\u653b\u51fb\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Microsoft Azure Sphere\u6570\u636e\u4f2a\u9020\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Microsoft Azure Sphere \u003c21.10"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42300",
  "serverity": "\u4e2d",
  "submitTime": "2021-11-10",
  "title": "Microsoft Azure Sphere\u6570\u636e\u4f2a\u9020\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2021-42300 (GCVE-0-2021-42300)

Vulnerability from cvelistv5 – Published: 2021-11-10 00:47 – Updated: 2026-08-19 16:27

Title

Azure Sphere Tampering Vulnerability

Summary

Azure Sphere Tampering Vulnerability

Severity

6 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N/E:U/RL:O/RC:C

CWE

Tampering

Assigner

microsoft mitre root Scorecard

References

2 references

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISCx_transferred

Impacted products

1 product

Vendor	Product	Version
Microsoft	Azure Sphere	Affected: 20.00 , < 22.07 (custom) cpe:2.3:a:microsoft:azure_sphere::::::::

Date Public

2021-11-09 08:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:30:38.200Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42300"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Azure Sphere",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "22.07",
              "status": "affected",
              "version": "20.00",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:azure_sphere:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "22.07",
                  "versionStartIncluding": "20.00",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2021-11-09T08:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Azure Sphere Tampering Vulnerability"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 6,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Tampering",
              "lang": "en-US",
              "type": "Impact"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-19T16:27:01.962Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "Azure Sphere Tampering Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-42300"
        }
      ],
      "title": "Azure Sphere Tampering Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2021-42300",
    "datePublished": "2021-11-10T00:47:31.000Z",
    "dateReserved": "2021-10-12T00:00:00.000Z",
    "dateUpdated": "2026-08-19T16:27:01.962Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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CNVD-2021-94959

CVE-2021-42300 (GCVE-0-2021-42300)

Tags

Sightings

Nomenclature

Related by attack behaviour