cnvd - cnvd-2020-52068

CNVD-2020-52068

Vulnerability from cnvd - Published: 2020-09-15

Title

Microsoft Windows Backup Engine权限提升漏洞（CNVD-2020-52068）

Description

Microsoft Windows和Microsoft Windows Server都是美国微软（Microsoft）公司的产品。Microsoft Windows是一套个人设备使用的操作系统。Microsoft Windows Server是一套服务器操作系统。Windows Backup Engine是其中的一个Windows备份引擎。 Microsoft Windows Backup Engine存在权限提升漏洞，该漏洞源于Windows备份引擎未能正确处理内存，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 Backup Engine权限提升漏洞（CNVD-2020-52068）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-2020-1542

Reference

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1542

Impacted products

Name
['Microsoft Windows 7 SP1', 'Microsoft Windows 8.1', 'Microsoft Windows RT 8.1 SP0', 'Microsoft Windows 10', 'Microsoft Windows 10 1607', 'Microsoft Windows 10 1709', 'Microsoft Windows 10 1803', 'Microsoft Windows 10 1809', 'Microsoft Windows 10 1903', 'Microsoft Windows 10 1909', 'Microsoft Windows 10 2004']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-1542",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-1542"
    }
  },
  "description": "Microsoft Windows\u548cMicrosoft Windows Server\u90fd\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002Microsoft Windows\u662f\u4e00\u5957\u4e2a\u4eba\u8bbe\u5907\u4f7f\u7528\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002Microsoft Windows Server\u662f\u4e00\u5957\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edf\u3002Windows Backup Engine\u662f\u5176\u4e2d\u7684\u4e00\u4e2aWindows\u5907\u4efd\u5f15\u64ce\u3002\n\nMicrosoft Windows Backup Engine\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWindows\u5907\u4efd\u5f15\u64ce\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-2020-1542",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-52068",
  "openTime": "2020-09-15",
  "patchDescription": "Microsoft Windows\u548cMicrosoft Windows Server\u90fd\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002Microsoft Windows\u662f\u4e00\u5957\u4e2a\u4eba\u8bbe\u5907\u4f7f\u7528\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002Microsoft Windows Server\u662f\u4e00\u5957\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edf\u3002Windows Backup Engine\u662f\u5176\u4e2d\u7684\u4e00\u4e2aWindows\u5907\u4efd\u5f15\u64ce\u3002\r\n\r\nMicrosoft Windows Backup Engine\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eWindows\u5907\u4efd\u5f15\u64ce\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 Backup Engine\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2020-52068\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft Windows 7 SP1",
      "Microsoft Windows 8.1",
      "Microsoft Windows RT 8.1 SP0",
      "Microsoft Windows 10",
      "Microsoft Windows 10 1607",
      "Microsoft Windows 10 1709",
      "Microsoft Windows 10 1803",
      "Microsoft Windows 10 1809",
      "Microsoft Windows 10 1903",
      "Microsoft Windows 10 1909",
      "Microsoft Windows 10 2004"
    ]
  },
  "referenceLink": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1542",
  "serverity": "\u4e2d",
  "submitTime": "2020-08-13",
  "title": "Microsoft Windows Backup Engine\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2020-52068\uff09"
}

CVE-2020-1542 (GCVE-0-2020-1542)

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

Summary

An elevation of privilege vulnerability exists when the Windows Backup Engine 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 Backup Engine 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

References

URL

Tags

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

x_refsource_MISC

Impacted products

Vendor

Product

Version

Microsoft

Windows 10 Version 2004

Affected: 10.0.0 , < publication (custom)
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*

Microsoft	Windows 10 Version 1803	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10_1809:::::::x64:* cpe:2.3:o:microsoft:windows_10_1803:::::::x64:* cpe:2.3:o:microsoft:windows_10_1803:::::::arm64:*
Microsoft	Windows 10 Version 1809	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10_1809:::::::x86:* cpe:2.3:o:microsoft:windows_10_1809:::::::x64:* cpe:2.3:o:microsoft:windows_10_1809:::::::arm64:*
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 10 Version 1709 for 32-bit Systems	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10:1709:::::::*
Microsoft	Windows 10 Version 1709	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10:1709:::::::*
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 10 Version 1507	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10_1507:::::::x86:* cpe:2.3:o:microsoft:windows_10_1507:::::::x64:*
Microsoft	Windows 10 Version 1607	Affected: 10.0.0 , < publication (custom) cpe:2.3:o:microsoft:windows_10_1607:::::::x86:* cpe:2.3:o:microsoft:windows_10_1607:::::::x64:*
Microsoft	Windows 7	Affected: 6.1.0 , < publication (custom) cpe:2.3:o:microsoft:windows_7::sp1:::::x86:
Microsoft	Windows 7 Service Pack 1	Affected: 6.1.0 , < publication (custom) cpe:2.3:o:microsoft:windows_7::sp1:::::x64:
Microsoft	Windows 8.1	Affected: 6.3.0 , < publication (custom) cpe:2.3:o:microsoft:windows_8.1:::::::x86:* cpe:2.3:o:microsoft:windows_8.1:::::::x64:* cpe:2.3:o:microsoft:windows_rt_8.1::::::::

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T06:39:10.638Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1542"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*"
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          "platforms": [
            "32-bit Systems",
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          ],
          "product": "Windows 10 Version 2004",
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              "status": "affected",
              "version": "10.0.0",
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        },
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            "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*",
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            "cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:arm64:*"
          ],
          "platforms": [
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            "x64-based Systems",
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          "product": "Windows 10 Version 1803",
          "vendor": "Microsoft",
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              "status": "affected",
              "version": "10.0.0",
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        {
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          ],
          "platforms": [
            "32-bit Systems",
            "x64-based Systems",
            "ARM64-based Systems"
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          "product": "Windows 10 Version 1809",
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              "status": "affected",
              "version": "10.0.0",
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            "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",
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          ],
          "product": "Windows 10 Version 1909",
          "vendor": "Microsoft",
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            {
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              "version": "10.0.0",
              "versionType": "custom"
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        },
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          "platforms": [
            "32-bit Systems"
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          "product": "Windows 10 Version 1709 for 32-bit Systems",
          "vendor": "Microsoft",
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              "version": "10.0.0",
              "versionType": "custom"
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          "cpes": [
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          "platforms": [
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            "ARM64-based Systems"
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          "product": "Windows 10 Version 1709",
          "vendor": "Microsoft",
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              "version": "10.0.0",
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        },
        {
          "cpes": [
            "cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"
          ],
          "platforms": [
            "Unknown"
          ],
          "product": "Windows 10 Version 1903 for 32-bit Systems",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "publication",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"
          ],
          "platforms": [
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          ],
          "product": "Windows 10 Version 1903 for x64-based Systems",
          "vendor": "Microsoft",
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            {
              "lessThan": "publication",
              "status": "affected",
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              "version": "10.0.0",
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        },
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            "cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*",
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          ],
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            "x64-based Systems"
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          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "publication",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*",
            "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*"
          ],
          "platforms": [
            "32-bit Systems",
            "x64-based Systems"
          ],
          "product": "Windows 10 Version 1607",
          "vendor": "Microsoft",
          "versions": [
            {
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              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
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        },
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            "cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x86:*"
          ],
          "platforms": [
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          ],
          "product": "Windows 7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "publication",
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              "version": "6.1.0",
              "versionType": "custom"
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          "cpes": [
            "cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x64:*"
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              "status": "affected",
              "version": "6.1.0",
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        },
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            "cpe:2.3:o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:*"
          ],
          "platforms": [
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            "x64-based Systems",
            "ARM64-based Systems"
          ],
          "product": "Windows 8.1",
          "vendor": "Microsoft",
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            {
              "lessThan": "publication",
              "status": "affected",
              "version": "6.3.0",
              "versionType": "custom"
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "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",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
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              "value": "GENERAL"
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Elevation of Privilege",
              "lang": "en-US",
              "type": "Impact"
            }
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-29T16:32:37.852Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1542"
        }
      ],
      "title": "Windows Backup Engine Elevation of Privilege Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
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    "datePublished": "2020-08-17T19:13:33",
    "dateReserved": "2019-11-04T00:00:00",
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2020-52068

CVE-2020-1542 (GCVE-0-2020-1542)

Tags

Sightings

Nomenclature