Vulnerability-Lookup

CNVD-2020-20371

Vulnerability from cnvd - Published: 2020-03-31

Title

Microsoft Visual Studio Extension Installer Service拒绝服务漏洞

Description

Microsoft Visual Studio是美国微软（Microsoft）公司的一款开发工具套件系列产品，也是一个基本完整的开发工具集，它包括了整个软件生命周期中所需要的大部分工具。 Microsoft Visual Studio Extension Installer Service中存在拒绝服务漏洞，该漏洞源于该服务无法正确处理硬链接。攻击者可通过执行特制的应用程序利用该漏洞导致目标系统停止响应。

Severity

中

Patch Name

Microsoft Visual Studio Extension Installer Service拒绝服务漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0789

Reference

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0789

Impacted products

Name
['Microsoft Visual Studio 2019 16.0', 'Microsoft Visual Studio 2019 16.4']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-0789",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-0789"
    }
  },
  "description": "Microsoft Visual Studio\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u5f00\u53d1\u5de5\u5177\u5957\u4ef6\u7cfb\u5217\u4ea7\u54c1\uff0c\u4e5f\u662f\u4e00\u4e2a\u57fa\u672c\u5b8c\u6574\u7684\u5f00\u53d1\u5de5\u5177\u96c6\uff0c\u5b83\u5305\u62ec\u4e86\u6574\u4e2a\u8f6f\u4ef6\u751f\u547d\u5468\u671f\u4e2d\u6240\u9700\u8981\u7684\u5927\u90e8\u5206\u5de5\u5177\u3002\n\nMicrosoft Visual Studio Extension Installer Service\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8be5\u670d\u52a1\u65e0\u6cd5\u6b63\u786e\u5904\u7406\u786c\u94fe\u63a5\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6267\u884c\u7279\u5236\u7684\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u76ee\u6807\u7cfb\u7edf\u505c\u6b62\u54cd\u5e94\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-20371",
  "openTime": "2020-03-31",
  "patchDescription": "Microsoft Visual Studio\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u5f00\u53d1\u5de5\u5177\u5957\u4ef6\u7cfb\u5217\u4ea7\u54c1\uff0c\u4e5f\u662f\u4e00\u4e2a\u57fa\u672c\u5b8c\u6574\u7684\u5f00\u53d1\u5de5\u5177\u96c6\uff0c\u5b83\u5305\u62ec\u4e86\u6574\u4e2a\u8f6f\u4ef6\u751f\u547d\u5468\u671f\u4e2d\u6240\u9700\u8981\u7684\u5927\u90e8\u5206\u5de5\u5177\u3002\r\n\r\nMicrosoft Visual Studio Extension Installer Service\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8be5\u670d\u52a1\u65e0\u6cd5\u6b63\u786e\u5904\u7406\u786c\u94fe\u63a5\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6267\u884c\u7279\u5236\u7684\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u76ee\u6807\u7cfb\u7edf\u505c\u6b62\u54cd\u5e94\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 Visual Studio Extension Installer Service\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft Visual Studio 2019 16.0",
      "Microsoft Visual Studio 2019 16.4"
    ]
  },
  "referenceLink": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0789",
  "serverity": "\u4e2d",
  "submitTime": "2020-03-11",
  "title": "Microsoft Visual Studio Extension Installer Service\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2020-0789 (GCVE-0-2020-0789)

Vulnerability from cvelistv5 – Published: 2020-03-12 15:48 – Updated: 2024-08-04 06:11

Summary

A denial of service vulnerability exists when the Visual Studio Extension Installer Service improperly handles hard links, aka 'Visual Studio Extension Installer Service Denial of Service Vulnerability'.

Severity

No CVSS data available.

CWE

Denial of Service

Assigner

microsoft mitre root

References

1 reference

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

Impacted products

2 products

Vendor	Product	Version
Microsoft	Microsoft Visual Studio 2019	Affected: 16.0
Microsoft	Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)	Affected: unspecified

Show details on NVD website

JSON

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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-2020-20371

CVE-2020-0789 (GCVE-0-2020-0789)

Tags

Sightings

Nomenclature

Related by attack behaviour