Vulnerability-Lookup

CNVD-2020-20383

Vulnerability from cnvd - Published: 2020-03-31

Title

Microsoft Office ClickToRun安全特性绕过漏洞

Description

Microsoft Office ClickToRun是美国微软（Microsoft）公司的一款用于下载和安装Microsoft Office产品的组件。 Microsoft Office ClickToRun组件中处理文件的方法存在安全漏洞。攻击者可借助特制的文件利用该漏洞将权限提升至SYSTEM。

Severity

高

Patch Name

Microsoft Office ClickToRun安全特性绕过漏洞的补丁

Patch Description

Microsoft Office ClickToRun是美国微软（Microsoft）公司的一款用于下载和安装Microsoft Office产品的组件。 Microsoft Office ClickToRun组件中处理文件的方法存在安全漏洞。攻击者可借助特制的文件利用该漏洞将权限提升至SYSTEM。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

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-2019-1449

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-1449

Impacted products

Name
['Microsoft Office 2019', 'Microsoft Office 365 ProPlus']

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-1449",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-1449"
    }
  },
  "description": "Microsoft Office ClickToRun\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u7528\u4e8e\u4e0b\u8f7d\u548c\u5b89\u88c5Microsoft Office\u4ea7\u54c1\u7684\u7ec4\u4ef6\u3002\n\nMicrosoft Office ClickToRun\u7ec4\u4ef6\u4e2d\u5904\u7406\u6587\u4ef6\u7684\u65b9\u6cd5\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u6743\u9650\u63d0\u5347\u81f3SYSTEM\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-2019-1449",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-20383",
  "openTime": "2020-03-31",
  "patchDescription": "Microsoft Office ClickToRun\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u7528\u4e8e\u4e0b\u8f7d\u548c\u5b89\u88c5Microsoft Office\u4ea7\u54c1\u7684\u7ec4\u4ef6\u3002\r\n\r\nMicrosoft Office ClickToRun\u7ec4\u4ef6\u4e2d\u5904\u7406\u6587\u4ef6\u7684\u65b9\u6cd5\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u6743\u9650\u63d0\u5347\u81f3SYSTEM\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 Office ClickToRun\u5b89\u5168\u7279\u6027\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft Office 2019",
      "Microsoft Office 365 ProPlus"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-1449",
  "serverity": "\u9ad8",
  "submitTime": "2019-11-13",
  "title": "Microsoft Office ClickToRun\u5b89\u5168\u7279\u6027\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2019-1449 (GCVE-0-2019-1449)

Vulnerability from cvelistv5 – Published: 2019-11-12 18:53 – Updated: 2024-08-04 18:20

Summary

A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead to a standard user, any AppContainer sandbox, and Office LPAC Protected View to escalate privileges to SYSTEM.To exploit this bug, an attacker would have to run a specially crafted file, aka 'Microsoft Office ClickToRun Security Feature Bypass Vulnerability'.

Severity

No CVSS data available.

CWE

Security Feature Bypass

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

2 products

Vendor	Product	Version
Microsoft	Microsoft Office	Affected: 2019 for 32-bit editions Affected: 2019 for 64-bit editions
Microsoft	Office 365 ProPlus	Affected: 32-bit Systems Affected: 64-bit Systems

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-04T18:20:27.673Z",
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          "versions": [
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              "version": "2019 for 32-bit editions"
            },
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              "version": "2019 for 64-bit editions"
            }
          ]
        },
        {
          "product": "Office 365 ProPlus",
          "vendor": "Microsoft",
          "versions": [
            {
              "status": "affected",
              "version": "32-bit Systems"
            },
            {
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        }
      ],
      "problemTypes": [
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        "dateUpdated": "2019-11-12T18:53:19.000Z",
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      "x_legacyV4Record": {
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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.
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CNVD-2020-20383

CVE-2019-1449 (GCVE-0-2019-1449)

Tags

Sightings

Nomenclature

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