Vulnerability-Lookup

CNVD-2020-57801

Vulnerability from cnvd - Published: 2020-10-21

Title

Microsoft ASP.NET Core拒绝服务漏洞（CNVD-2020-57801）

Description

Microsoft ASP.NET Core是美国微软（Microsoft）公司的一框跨平台开源框架。该框架用于构建Web应用、物联网应用和移动后端等基于云的应用程序。 Microsoft ASP.NET Core产品存在拒绝服务漏洞，该漏洞源于程序未能正确处理Web请求。攻击者可借助特制请求利用该漏洞导致拒绝服务。

Severity

中

Patch Name

Microsoft ASP.NET Core拒绝服务漏洞（CNVD-2020-57801）的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2020-1597

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-1597

Impacted products

Name
['Microsoft ASP.NET Core 2.1', 'Microsoft Visual Studio 2019 16.0', 'Microsoft ASP.NET Core 3.1', 'Microsoft Visual Studio 2017 >=15.0，<=15.8', 'Microsoft Visual Studio 2019 >=16.0，<=16.3', 'Microsoft Visual Studio 2019 >=16.0，<=16.6']

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-1597",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-1597"
    }
  },
  "description": "Microsoft ASP.NET Core\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6846\u8de8\u5e73\u53f0\u5f00\u6e90\u6846\u67b6\u3002\u8be5\u6846\u67b6\u7528\u4e8e\u6784\u5efaWeb\u5e94\u7528\u3001\u7269\u8054\u7f51\u5e94\u7528\u548c\u79fb\u52a8\u540e\u7aef\u7b49\u57fa\u4e8e\u4e91\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\n\nMicrosoft ASP.NET Core\u4ea7\u54c1\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406Web\u8bf7\u6c42\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2020-1597",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-57801",
  "openTime": "2020-10-21",
  "patchDescription": "Microsoft ASP.NET Core\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6846\u8de8\u5e73\u53f0\u5f00\u6e90\u6846\u67b6\u3002\u8be5\u6846\u67b6\u7528\u4e8e\u6784\u5efaWeb\u5e94\u7528\u3001\u7269\u8054\u7f51\u5e94\u7528\u548c\u79fb\u52a8\u540e\u7aef\u7b49\u57fa\u4e8e\u4e91\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\nMicrosoft ASP.NET Core\u4ea7\u54c1\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406Web\u8bf7\u6c42\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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 ASP.NET Core\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2020-57801\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft ASP.NET Core 2.1",
      "Microsoft Visual Studio 2019 16.0",
      "Microsoft ASP.NET Core 3.1",
      "Microsoft Visual Studio 2017 \u003e=15.0\uff0c\u003c=15.8",
      "Microsoft Visual Studio 2019 \u003e=16.0\uff0c\u003c=16.3",
      "Microsoft Visual Studio 2019 \u003e=16.0\uff0c\u003c=16.6"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-1597",
  "serverity": "\u4e2d",
  "submitTime": "2020-08-14",
  "title": "Microsoft ASP.NET Core\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2020-57801\uff09"
}

CVE-2020-1597 (GCVE-0-2020-1597)

Vulnerability from cvelistv5 – Published: 2020-08-17 19:13 – Updated: 2024-08-04 06:39

Title

ASP.NET Core Denial of Service Vulnerability

Summary

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against an ASP.NET Core web application. The vulnerability can be exploited remotely, without authentication. A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the ASP.NET Core application. The update addresses the vulnerability by correcting how the ASP.NET Core web application handles web requests.

Severity

No CVSS data available.

CWE

Denial of Service

Assigner

microsoft mitre root

References

3 references

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Impacted products

6 products

Vendor	Product	Version
Microsoft	ASP.NET Core 2.1	Affected: 2.0 , < publication (custom) cpe:2.3:a:microsoft:asp.net_core:2.1:::::::
Microsoft	ASP.NET Core 3.1	Affected: 3.0 , < publication (custom) cpe:2.3:a:microsoft:asp.net_core:3.1:::::::*
Microsoft	Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)	Affected: 16.0 , < publication (custom) cpe:2.3:a:microsoft:visual_studio_2019::::::::
Microsoft	Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)	Affected: 15.9.0 , < publication (custom) cpe:2.3:a:microsoft:visual_studio_2017::::::::
Microsoft	Microsoft Visual Studio 2019 version 16.0	Affected: 16.0 , < publication (custom) cpe:2.3:a:microsoft:visual_studio_2019::::::::
Microsoft	Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)	Affected: 16.0.0 , < publication (custom) cpe:2.3:a:microsoft:visual_studio_2019::::::::

Date Public

2020-08-11 07:00

Show details on NVD website

JSON

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          "dateUpdated": "2024-08-04T06:39:10.725Z",
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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.

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.

Action not permitted

CNVD-2020-57801

CVE-2020-1597 (GCVE-0-2020-1597)

Tags

Sightings

Nomenclature

Related by attack behaviour