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cnvd-2021-14810
Vulnerability from cnvd
Title: Microsoft Exchange Server任意文件写入漏洞（CNVD-2021-14810）
Description:
Exchange 是微软公司的一套电子邮件服务组件，是个消息与协作系统。
Microsoft Exchange Server任意文件写入漏洞。攻击者可利用该漏洞通过Exchange服务器进行身份验证后，将文件写入服务器上的任何路径。
Severity: 高
Patch Name: Microsoft Exchange Server任意文件写入漏洞（CNVD-2021-14810）的补丁
Patch Description:
Exchange 是微软公司的一套电子邮件服务组件，是个消息与协作系统。
Microsoft Exchange Server任意文件写入漏洞。攻击者可利用该漏洞通过Exchange服务器进行身份验证后，将文件写入服务器上的任何路径。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://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26855
Reference: https://www.microsoft.com/security/blog/2021/03/02/hafnium-targeting-exchange-servers/
Impacted products
| Name | ['Microsoft Exchange Server 2019 Cumulative Update 8', 'Microsoft Exchange Server 2019 Cumulative Update 7', 'Microsoft Exchange Server 2016 Cumulative Update 19', 'Microsoft Exchange Server 2013 Cumulative Update 23', 'Microsoft Exchange Server 2016 Cumulative Update 18'] |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2021-27065",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-27065"
}
},
"description": "Exchange \u662f\u5fae\u8f6f\u516c\u53f8\u7684\u4e00\u5957\u7535\u5b50\u90ae\u4ef6\u670d\u52a1\u7ec4\u4ef6\uff0c\u662f\u4e2a\u6d88\u606f\u4e0e\u534f\u4f5c\u7cfb\u7edf\u3002\n\nMicrosoft Exchange Server\u4efb\u610f\u6587\u4ef6\u5199\u5165\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7Exchange\u670d\u52a1\u5668\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u540e\uff0c\u5c06\u6587\u4ef6\u5199\u5165\u670d\u52a1\u5668\u4e0a\u7684\u4efb\u4f55\u8def\u5f84\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://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26855",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-14810",
"openTime": "2021-03-07",
"patchDescription": "Exchange \u662f\u5fae\u8f6f\u516c\u53f8\u7684\u4e00\u5957\u7535\u5b50\u90ae\u4ef6\u670d\u52a1\u7ec4\u4ef6\uff0c\u662f\u4e2a\u6d88\u606f\u4e0e\u534f\u4f5c\u7cfb\u7edf\u3002\r\n\r\nMicrosoft Exchange Server\u4efb\u610f\u6587\u4ef6\u5199\u5165\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7Exchange\u670d\u52a1\u5668\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u540e\uff0c\u5c06\u6587\u4ef6\u5199\u5165\u670d\u52a1\u5668\u4e0a\u7684\u4efb\u4f55\u8def\u5f84\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 Exchange Server\u4efb\u610f\u6587\u4ef6\u5199\u5165\u6f0f\u6d1e\uff08CNVD-2021-14810\uff09\u7684\u8865\u4e01",
"products": {
"product": [
"Microsoft Exchange Server 2019 Cumulative Update 8",
"Microsoft Exchange Server 2019 Cumulative Update 7",
"Microsoft Exchange Server 2016 Cumulative Update 19",
"Microsoft Exchange Server 2013 Cumulative Update 23",
"Microsoft Exchange Server 2016 Cumulative Update 18"
]
},
"referenceLink": "https://www.microsoft.com/security/blog/2021/03/02/hafnium-targeting-exchange-servers/",
"serverity": "\u9ad8",
"submitTime": "2021-03-03",
"title": "Microsoft Exchange Server\u4efb\u610f\u6587\u4ef6\u5199\u5165\u6f0f\u6d1e\uff08CNVD-2021-14810\uff09"
}
CVE-2021-27065 (GCVE-0-2021-27065)
Vulnerability from cvelistv5
Published
2021-03-02 23:55
Modified
2025-07-30 01:38
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Remote Code Execution
Summary
Microsoft Exchange Server Remote Code Execution Vulnerability
References
Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ▼ | Microsoft | Microsoft Exchange Server 2019 |
Version: 15.02.0 < publication cpe:2.3:a:microsoft:exchange_server:2019:*:*:*:*:*:*:* |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
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{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T20:40:47.231Z",
"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-2021-27065"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-27065",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-04T19:15:28.165773Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2021-11-03",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27065"
},
"type": "kev"
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}
],
"problemTypes": [
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{
"cweId": "CWE-22",
"description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
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],
"providerMetadata": {
"dateUpdated": "2025-07-30T01:38:17.255Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"timeline": [
{
"lang": "en",
"time": "2021-11-03T00:00:00+00:00",
"value": "CVE-2021-27065 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:*:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2019",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.02.0",
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}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_22:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2013 Cumulative Update 22",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.00.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_2:*:*:*:*:*:*"
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],
"product": "Microsoft Exchange Server 2019 Cumulative Update 2",
"vendor": "Microsoft",
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},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_13:*:*:*:*:*:*"
],
"platforms": [
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],
"product": "Microsoft Exchange Server 2016 Cumulative Update 13",
"vendor": "Microsoft",
"versions": [
{
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"status": "affected",
"version": "15.01.0",
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},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*"
],
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],
"product": "Microsoft Exchange Server 2013 Cumulative Update 23",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.00.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_3:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2019 Cumulative Update 3",
"vendor": "Microsoft",
"versions": [
{
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"version": "15.02.0",
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]
},
{
"cpes": [
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],
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],
"product": "Microsoft Exchange Server 2016 Cumulative Update 14",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.01.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_4:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2019 Cumulative Update 4",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.02.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_15:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2016 Cumulative Update 15",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.01.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_5:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2019 Cumulative Update 5",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.02.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_6:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2019 Cumulative Update 6",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.02.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_16:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2016 Cumulative Update 16",
"vendor": "Microsoft",
"versions": [
{
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"status": "affected",
"version": "15.01.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_17:*:*:*:*:*:*"
],
"platforms": [
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],
"product": "Microsoft Exchange Server 2016 Cumulative Update 17",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.01.0",
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}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_7:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2019 Cumulative Update 7",
"vendor": "Microsoft",
"versions": [
{
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"status": "affected",
"version": "15.02.0",
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}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_18:*:*:*:*:*:*"
],
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"x64-based Systems"
],
"product": "Microsoft Exchange Server 2016 Cumulative Update 18",
"vendor": "Microsoft",
"versions": [
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"status": "affected",
"version": "15.01.0",
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}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_19:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2016 Cumulative Update 19",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.01.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_8:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2019 Cumulative Update 8",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.02.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_1:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2013 Service Pack 1",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.00.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_21:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2013 Cumulative Update 21",
"vendor": "Microsoft",
"versions": [
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"lessThan": "publication",
"status": "affected",
"version": "15.00.0",
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},
{
"cpes": [
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],
"platforms": [
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],
"product": "Microsoft Exchange Server 2016 Cumulative Update 12",
"vendor": "Microsoft",
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{
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},
{
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},
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"descriptions": [
{
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"metrics": [
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"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C",
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},
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],
"providerMetadata": {
"dateUpdated": "2023-12-29T20:09:28.788Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
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{
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"url": "http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html"
},
{
"tags": [
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],
"url": "http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html"
}
],
"title": "Microsoft Exchange Server Remote Code Execution Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2021-27065",
"datePublished": "2021-03-02T23:55:28.000Z",
"dateReserved": "2021-02-10T00:00:00.000Z",
"dateUpdated": "2025-07-30T01:38:17.255Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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