Vulnerability-Lookup

CNVD-2020-57587

Vulnerability from cnvd - Published: 2020-10-21

Title

Microsoft Azure特权提升漏洞

Description

Microsoft Azure是一款开放的企业级云计算平台。 Microsoft Azure功能验证访问密钥的方式存在安全漏洞，远程攻击者可利用该漏洞提交特殊的请求，在未有正确授权的情况下调用HTTP功能。

Severity

高

Patch Name

Microsoft Azure特权提升漏洞的补丁

Patch Description

Microsoft Azure是一款开放的企业级云计算平台。 Microsoft Azure功能验证访问密钥的方式存在安全漏洞，远程攻击者可利用该漏洞提交特殊的请求，在未有正确授权的情况下调用HTTP功能。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

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://azure.microsoft.com/en-au/services/functions/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-16904

Impacted products

Name
Microsoft Azure

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2020-16904",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-16904"
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-57587",
  "openTime": "2020-10-21",
  "patchDescription": "Microsoft Azure\u662f\u4e00\u6b3e\u5f00\u653e\u7684\u4f01\u4e1a\u7ea7\u4e91\u8ba1\u7b97\u5e73\u53f0\u3002\r\n\r\nMicrosoft Azure\u529f\u80fd\u9a8c\u8bc1\u8bbf\u95ee\u5bc6\u94a5\u7684\u65b9\u5f0f\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u5728\u672a\u6709\u6b63\u786e\u6388\u6743\u7684\u60c5\u51b5\u4e0b\u8c03\u7528HTTP\u529f\u80fd\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",
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  "products": {
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  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-16904",
  "serverity": "\u9ad8",
  "submitTime": "2020-10-19",
  "title": "Microsoft Azure\u7279\u6743\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2020-16904 (GCVE-0-2020-16904)

Vulnerability from cvelistv5 – Published: 2020-10-16 22:17 – Updated: 2024-08-04 13:45

Title

Azure Functions Elevation of Privilege Vulnerability

Summary

An elevation of privilege vulnerability exists in the way Azure Functions validate access keys. An unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization. This security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions.

Severity

5.3 (Medium)


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

CWE

Elevation of Privilege

Assigner

microsoft mitre root

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Azure Functions	Affected: N/A

Date Public

2020-10-13 07:00

Show details on NVD website

JSON

To clipboard

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  "dataType": "CVE_RECORD",
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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.