Vulnerability-Lookup

CNVD-2020-54914

Vulnerability from cnvd - Published: 2020-09-30

Title

Microsoft Windows InstallService权限提升漏洞

Description

Windows InstallService是美国Microsoft公司的一个windows操作系统的服务。 Microsoft Windows InstallService存在权限提升漏洞，该漏洞源于Windows InstallService未能正确处理内存，攻击者可通过运行特制应用程序利用该漏洞提升权限。

Severity

中

Patch Name

Microsoft Windows InstallService权限提升漏洞的补丁

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-2020-1532

Reference

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1532

Impacted products

Name
['Microsoft Microsoft Windows Server 1903', 'Microsoft Windows 10 1903', 'Microsoft Microsoft Windows Server 1909', 'Microsoft Windows 10 1909', 'Microsoft Windows Server 2004', 'Microsoft Windows 10 2004']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-1532",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-1532"
    }
  },
  "description": "Windows InstallService\u662f\u7f8e\u56fdMicrosoft\u516c\u53f8\u7684\u4e00\u4e2awindows\u64cd\u4f5c\u7cfb\u7edf\u7684\u670d\u52a1\u3002\n\nMicrosoft Windows InstallService\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWindows InstallService\u672a\u80fd\u6b63\u786e\u5904\u7406\u5185\u5b58\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8fd0\u884c\u7279\u5236\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u5347\u6743\u9650\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://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1532",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-54914",
  "openTime": "2020-09-30",
  "patchDescription": "Windows InstallService\u662f\u7f8e\u56fdMicrosoft\u516c\u53f8\u7684\u4e00\u4e2awindows\u64cd\u4f5c\u7cfb\u7edf\u7684\u670d\u52a1\u3002\r\n\r\nMicrosoft Windows InstallService\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWindows InstallService\u672a\u80fd\u6b63\u786e\u5904\u7406\u5185\u5b58\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8fd0\u884c\u7279\u5236\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u5347\u6743\u9650\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 Windows InstallService\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft Microsoft Windows Server 1903",
      "Microsoft Windows 10 1903",
      "Microsoft Microsoft Windows Server 1909",
      "Microsoft Windows 10 1909",
      "Microsoft Windows Server 2004",
      "Microsoft Windows 10 2004"
    ]
  },
  "referenceLink": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1532",
  "serverity": "\u4e2d",
  "submitTime": "2020-09-11",
  "title": "Microsoft Windows InstallService\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2020-1532 (GCVE-0-2020-1532)

Vulnerability from cvelistv5 – Published: 2020-09-11 17:09 – Updated: 2024-08-04 06:39

Title

Windows InstallService Elevation of Privilege Vulnerability

Summary

An elevation of privilege vulnerability exists when the Windows InstallService improperly handles memory. To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to elevate privileges. The security update addresses the vulnerability by correcting how the Windows InstallService handles memory.

Severity

7.8 (High)


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

CWE

Elevation of Privilege

Assigner

microsoft CNA under the mitre root

CNA scorecard B 82/100 over 2679 records in the last 180 days details

References

1 reference

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

Impacted products

8 products

Vendor	Product	Version
Microsoft	Windows 10 Version 1909	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10_1909:::::::x86:* cpe:2.3:o:microsoft:windows_10_1909:::::::x64:* cpe:2.3:o:microsoft:windows_10_1809:::::::x64:*
Microsoft	Windows Server, version 1909 (Server Core installation)	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_server_1909::::::::
Microsoft	Windows 10 Version 1903 for 32-bit Systems	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10:1903:::::::*
Microsoft	Windows 10 Version 1903 for x64-based Systems	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10:1903:::::::*
Microsoft	Windows 10 Version 1903 for ARM64-based Systems	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10:1903:::::::*
Microsoft	Windows Server, version 1903 (Server Core installation)	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_server_1903::::::::
Microsoft	Windows 10 Version 2004	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10_1809:::::::x64:*
Microsoft	Windows Server version 2004	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_server_2004::::::::

Date Public

2020-09-08 07:00

Show details on NVD website

JSON

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{
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    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T06:39:10.532Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1532"
          }
        ],
        "title": "CVE Program Container"
      }
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    "cna": {
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          "cpes": [
            "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*",
            "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x64:*",
            "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*"
          ],
          "platforms": [
            "32-bit Systems",
            "x64-based Systems",
            "ARM64-based Systems"
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          "vendor": "Microsoft",
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              "status": "affected",
              "version": "10.0.0",
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            "cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:*"
          ],
          "platforms": [
            "x64-based Systems"
          ],
          "product": "Windows Server, version 1909 (Server Core installation)",
          "vendor": "Microsoft",
          "versions": [
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              "version": "10.0.0",
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          "cpes": [
            "cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"
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          "platforms": [
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          ],
          "product": "Windows 10 Version 1903 for 32-bit Systems",
          "vendor": "Microsoft",
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          "product": "Windows 10 Version 1903 for ARM64-based Systems",
          "vendor": "Microsoft",
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              "version": "10.0.0",
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        {
          "cpes": [
            "cpe:2.3:o:microsoft:windows_server_1903:*:*:*:*:*:*:*:*"
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          "platforms": [
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          "product": "Windows Server, version 1903 (Server Core installation)",
          "vendor": "Microsoft",
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              "version": "10.0.0",
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          "product": "Windows 10 Version 2004",
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          "platforms": [
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          "product": "Windows Server version 2004",
          "vendor": "Microsoft",
          "versions": [
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              "status": "affected",
              "version": "10.0.0",
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      "descriptions": [
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          "lang": "en-US",
          "value": "\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows InstallService improperly handles memory.\u003c/p\u003e\n\u003cp\u003eTo exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to elevate privileges.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by correcting how the Windows InstallService handles memory.\u003c/p\u003e"
        }
      ],
      "metrics": [
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        }
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      "title": "Windows InstallService Elevation of Privilege Vulnerability"
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    "state": "PUBLISHED"
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  "dataVersion": "5.1"
}

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.
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CNVD-2020-54914

CVE-2020-1532 (GCVE-0-2020-1532)

Tags

Sightings

Nomenclature

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