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CNVD-2020-03547
Vulnerability from cnvd - Published: 2020-02-04
VLAI Severity ?
Title
Microsoft .NET Framework远程代码执行漏洞（CNVD-2020-03547）
Description
Microsoft .NET Framework是美国微软（Microsoft）公司的一种全面且一致的编程模型，也是一个用于构建Windows、Windows Store、Windows Phone、Windows Server和Microsoft Azure的应用程序的开发平台。该平台包括C#和Visual Basic编程语言、公共语言运行库和广泛的类库。
Microsoft .NET Framework中存在远程代码执行漏洞，该漏洞源于程序未能正确验证输入，攻击者可通过提交输入利用该漏洞控制受影响的系统。
Severity
高
Patch Name
Microsoft .NET Framework远程代码执行漏洞（CNVD-2020-03547）的补丁
Patch Description
Microsoft .NET Framework是美国微软（Microsoft）公司的一种全面且一致的编程模型，也是一个用于构建Windows、Windows Store、Windows Phone、Windows Server和Microsoft Azure的应用程序的开发平台。该平台包括C#和Visual Basic编程语言、公共语言运行库和广泛的类库。
Microsoft .NET Framework中存在远程代码执行漏洞，该漏洞源于程序未能正确验证输入，攻击者可通过提交输入利用该漏洞控制受影响的系统。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-2020-0646
Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-0646
Impacted products
| Name | ['Microsoft .NET Framework 3.0 SP2', 'Microsoft .NET Framework 3.5', 'Microsoft .NET Framework 3.5.1', 'Microsoft .NET Framework 4.6', 'Microsoft .NET Framework 4.6.2', 'Microsoft .NET Framework 4.7', 'Microsoft .NET Framework 4.7.1', 'Microsoft .NET Framework 4.7.2', 'Microsoft .NET Framework 4.5.2', 'Microsoft .NET Framework 4.6.1', 'Microsoft .NET Framework 4.8'] |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2020-0646"
}
},
"description": "Microsoft .NET Framework\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u79cd\u5168\u9762\u4e14\u4e00\u81f4\u7684\u7f16\u7a0b\u6a21\u578b\uff0c\u4e5f\u662f\u4e00\u4e2a\u7528\u4e8e\u6784\u5efaWindows\u3001Windows Store\u3001Windows Phone\u3001Windows Server\u548cMicrosoft Azure\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u5305\u62ecC#\u548cVisual Basic\u7f16\u7a0b\u8bed\u8a00\u3001\u516c\u5171\u8bed\u8a00\u8fd0\u884c\u5e93\u548c\u5e7f\u6cdb\u7684\u7c7b\u5e93\u3002\n\nMicrosoft .NET Framework\u4e2d\u5b58\u5728\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u8f93\u5165\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d0\u4ea4\u8f93\u5165\u5229\u7528\u8be5\u6f0f\u6d1e\u63a7\u5236\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\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-2020-0646",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2020-03547",
"openTime": "2020-02-04",
"patchDescription": "Microsoft .NET Framework\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u79cd\u5168\u9762\u4e14\u4e00\u81f4\u7684\u7f16\u7a0b\u6a21\u578b\uff0c\u4e5f\u662f\u4e00\u4e2a\u7528\u4e8e\u6784\u5efaWindows\u3001Windows Store\u3001Windows Phone\u3001Windows Server\u548cMicrosoft Azure\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u5305\u62ecC#\u548cVisual Basic\u7f16\u7a0b\u8bed\u8a00\u3001\u516c\u5171\u8bed\u8a00\u8fd0\u884c\u5e93\u548c\u5e7f\u6cdb\u7684\u7c7b\u5e93\u3002\r\n\r\nMicrosoft .NET Framework\u4e2d\u5b58\u5728\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u8f93\u5165\uff0c\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u63d0\u4ea4\u8f93\u5165\u5229\u7528\u8be5\u6f0f\u6d1e\u63a7\u5236\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\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 .NET Framework\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2020-03547\uff09\u7684\u8865\u4e01",
"products": {
"product": [
"Microsoft .NET Framework 3.0 SP2",
"Microsoft .NET Framework 3.5",
"Microsoft .NET Framework 3.5.1",
"Microsoft .NET Framework 4.6",
"Microsoft .NET Framework 4.6.2",
"Microsoft .NET Framework 4.7",
"Microsoft .NET Framework 4.7.1",
"Microsoft .NET Framework 4.7.2",
"Microsoft .NET Framework 4.5.2",
"Microsoft .NET Framework 4.6.1",
"Microsoft .NET Framework 4.8"
]
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-0646",
"serverity": "\u9ad8",
"submitTime": "2020-01-16",
"title": "Microsoft .NET Framework\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CNVD-2020-03547\uff09"
}
CVE-2020-0646 (GCVE-0-2020-0646)
Vulnerability from cvelistv5 – Published: 2020-01-14 23:11 – Updated: 2025-10-21 23:35
VLAI?
EPSS
Summary
A remote code execution vulnerability exists when the Microsoft .NET Framework fails to validate input properly, aka '.NET Framework Remote Code Execution Injection Vulnerability'.
Severity ?
9.8 (Critical)
CWE
- Remote Code Execution
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
Impacted products
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T06:11:05.635Z",
"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-2020-0646"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/156930/SharePoint-Workflows-XOML-Injection.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2020-0646",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-07T15:18:23.162213Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2021-11-03",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0646"
},
"type": "kev"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-91",
"description": "CWE-91 XML Injection (aka Blind XPath Injection)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-10-21T23:35:53.664Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0646"
}
],
"timeline": [
{
"lang": "en",
"time": "2021-11-03T00:00:00+00:00",
"value": "CVE-2020-0646 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows 7 for 32-bit Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows 7 for x64-based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows 8.1 for 32-bit systems"
},
{
"status": "affected",
"version": "Windows 8.1 for x64-based systems"
},
{
"status": "affected",
"version": "Windows RT 8.1"
},
{
"status": "affected",
"version": "Windows Server 2008 R2 for x64-based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)"
},
{
"status": "affected",
"version": "Windows Server 2012"
},
{
"status": "affected",
"version": "Windows Server 2012 (Server Core installation)"
},
{
"status": "affected",
"version": "Windows Server 2012 R2"
},
{
"status": "affected",
"version": "Windows Server 2012 R2 (Server Core installation)"
}
]
},
{
"product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows 10 Version 1607 for 32-bit Systems"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server, version 1803 (Server Core Installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server 2016",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 7 for 32-bit Systems Service Pack 1",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 7 for x64-based Systems Service Pack 1",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 8.1 for 32-bit systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows 8.1 for x64-based systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows RT 8.1",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server 2012",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server 2012 R2",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1903 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "1903"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 4.6",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows Server 2008 for 32-bit Systems Service Pack 2"
},
{
"status": "affected",
"version": "Windows Server 2008 for x64-based Systems Service Pack 2"
}
]
},
{
"product": "Microsoft .NET Framework 3.0",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2"
},
{
"status": "affected",
"version": "Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2"
},
{
"status": "affected",
"version": "Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2"
}
]
},
{
"product": "Microsoft .NET Framework 3.5",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows 10 Version 1607 for 32-bit Systems"
},
{
"status": "affected",
"version": "Windows 8.1 for 32-bit systems"
},
{
"status": "affected",
"version": "Windows 8.1 for x64-based systems"
},
{
"status": "affected",
"version": "Windows Server 2012"
},
{
"status": "affected",
"version": "Windows Server 2012 (Server Core installation)"
},
{
"status": "affected",
"version": "Windows Server 2012 R2"
},
{
"status": "affected",
"version": "Windows Server 2012 R2 (Server Core installation)"
}
]
},
{
"product": "Microsoft .NET Framework 3.5.1",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows 7 for 32-bit Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows 7 for x64-based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows Server 2008 R2 for x64-based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)"
}
]
},
{
"product": "Microsoft .NET Framework 4.5.2",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows 7 for 32-bit Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows 7 for x64-based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows 8.1 for 32-bit systems"
},
{
"status": "affected",
"version": "Windows 8.1 for x64-based systems"
},
{
"status": "affected",
"version": "Windows RT 8.1"
},
{
"status": "affected",
"version": "Windows Server 2008 for 32-bit Systems Service Pack 2"
},
{
"status": "affected",
"version": "Windows Server 2008 for x64-based Systems Service Pack 2"
},
{
"status": "affected",
"version": "Windows Server 2008 R2 for x64-based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)"
},
{
"status": "affected",
"version": "Windows Server 2012"
},
{
"status": "affected",
"version": "Windows Server 2012 (Server Core installation)"
},
{
"status": "affected",
"version": "Windows Server 2012 R2"
},
{
"status": "affected",
"version": "Windows Server 2012 R2 (Server Core installation)"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1909 (Server Core installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for x64-based Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server, version 1803 (Server Core Installation)",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"product": "Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 for 32-bit Systems",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
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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.
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