Vulnerability-Lookup

CNVD-2021-94962

Vulnerability from cnvd - Published: 2021-12-07

Title

Microsoft Azure权限许可和访问控制问题漏洞（CNVD-2021-94962）

Description

Microsoft Azure是美国微软（Microsoft）公司的一套开放的企业级云计算平台。 Microsoft Azure RTOS存在权限许可和访问控制问题漏洞。该漏洞源于网络系统或产品缺乏有效的权限许可和访问控制措施。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

Microsoft Azure权限许可和访问控制问题漏洞（CNVD-2021-94962）的补丁

Patch Description

Microsoft Azure是美国微软（Microsoft）公司的一套开放的企业级云计算平台。 Microsoft Azure RTOS存在权限许可和访问控制问题漏洞。该漏洞源于网络系统或产品缺乏有效的权限许可和访问控制措施。目前没有详细的漏洞细节提供。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-2021-42303

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-42303

Impacted products

Name
Microsoft Azure RTOS <6.1.9

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42303",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42303"
    }
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  "description": "Microsoft Azure\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u5957\u5f00\u653e\u7684\u4f01\u4e1a\u7ea7\u4e91\u8ba1\u7b97\u5e73\u53f0\u3002\n\nMicrosoft Azure RTOS\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u7f3a\u4e4f\u6709\u6548\u7684\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u63aa\u65bd\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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-2021-42303",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-94962",
  "openTime": "2021-12-07",
  "patchDescription": "Microsoft Azure\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u5957\u5f00\u653e\u7684\u4f01\u4e1a\u7ea7\u4e91\u8ba1\u7b97\u5e73\u53f0\u3002\r\n\r\nMicrosoft Azure RTOS\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u7f3a\u4e4f\u6709\u6548\u7684\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u63aa\u65bd\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-94962\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Microsoft Azure RTOS \u003c6.1.9"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42303",
  "serverity": "\u9ad8",
  "submitTime": "2021-11-10",
  "title": "Microsoft Azure\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-94962\uff09"
}

CVE-2021-42303 (GCVE-0-2021-42303)

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

Title

Azure RTOS Elevation of Privilege Vulnerability

Summary

Azure RTOS Elevation of Privilege Vulnerability

Severity

6.6 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-18 20:29 UTC

CWE

Elevation of Privilege

Assigner

microsoft mitre root

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 Real Time Operating System	Affected: 6.0.0 , < 6.1.9 (custom) cpe:2.3:o:microsoft:azure_real_time_operating_system::::::::

Date Public

2021-11-09 08:00

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:30:38.290Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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            "tags": [
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              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42303"
          }
        ],
        "title": "CVE Program Container"
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        "metrics": [
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            "other": {
              "content": {
                "id": "CVE-2021-42303",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
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                  },
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                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-18T20:29:10.839234Z",
                "version": "2.0.3"
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          }
        ],
        "providerMetadata": {
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        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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          "versions": [
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              "lessThan": "6.1.9",
              "status": "affected",
              "version": "6.0.0",
              "versionType": "custom"
            }
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      ],
      "cpeApplicability": [
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              "cpeMatch": [
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      "metrics": [
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      "problemTypes": [
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}

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.

Detection rules are retrieved from Rulezet.

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.