CVE-2021-24085— Microsoft Exchange Server Spoofing Vulnerability
Quick assessment
Affected
Microsoft Microsoft Exchange Server 2019 Cumulative Update 8
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Microsoft Exchange Server是美国微软（Microsoft）公司的一套电子邮件服务程序。它提供邮件存取、储存、转发，语音邮件，邮件过滤筛选等功能。 Microsoft Exchange Server 中存在安全问题漏洞。以下产品和版本受到影响：Microsoft Exchange Server 2019 Cumulative Update 8,Microsoft Exchange Server 2016 Cumulative Update 19,Microsoft Exchange
Possible ATT&CK Techniques 1 AI
T1566.001 · Spearphishing Attachment
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I. Basic Information for CVE-2021-24085
Vulnerability Information
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Vulnerability Title
Microsoft Exchange Server Spoofing Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Microsoft Exchange Server Spoofing Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Exchange Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Exchange Server是美国微软（Microsoft）公司的一套电子邮件服务程序。它提供邮件存取、储存、转发，语音邮件，邮件过滤筛选等功能。 Microsoft Exchange Server 中存在安全问题漏洞。以下产品和版本受到影响：Microsoft Exchange Server 2019 Cumulative Update 8,Microsoft Exchange Server 2016 Cumulative Update 19,Microsoft Exchange
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 8 | 15.02.0 ~ publication |
cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_8:*:*:*:*:*:*
|
|
| Microsoft | Microsoft Exchange Server 2016 Cumulative Update 19 | 15.01.0 ~ publication |
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_19:*:*:*:*:*:*
|
|
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 7 | 15.02.0 ~ publication |
cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_7:*:*:*:*:*:*
|
|
| Microsoft | Microsoft Exchange Server 2016 Cumulative Update 18 | 15.01.0 ~ publication |
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_18:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2021-24085
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | None | https://github.com/sourceincite/CVE-2021-24085 | POC Details |
AI-Generated POC
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Vendor Advisories for CVE-2021-24085 (1)
Same Patch Batch · Microsoft · 2021-02-25 · 58 CVEs total
| CVE-2021-24094 | 9.8 CRITICAL | Windows TCP/IP Remote Code Execution Vulnerability |
| CVE-2021-24078 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-24077 | 9.8 CRITICAL | Windows Fax Service Remote Code Execution Vulnerability |
| CVE-2021-24074 | 9.8 CRITICAL | Windows TCP/IP Remote Code Execution Vulnerability |
| CVE-2021-24088 | 8.8 HIGH | Windows Local Spooler Remote Code Execution Vulnerability |
| CVE-2021-24093 | 8.8 HIGH | Windows Graphics Component Remote Code Execution Vulnerability |
| CVE-2021-24072 | 8.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2021-24066 | 8.8 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2021-1728 | 8.8 HIGH | System Center Operations Manager Elevation of Privilege Vulnerability |
| CVE-2020-17162 | 8.8 HIGH | Microsoft Windows Security Feature Bypass Vulnerability |
| CVE-2021-24105 | 8.4 HIGH | Package Managers Configurations Remote Code Execution Vulnerability |
| CVE-2021-24112 | 8.1 HIGH | .NET Core Remote Code Execution Vulnerability |
| CVE-2021-1722 | 8.1 HIGH | Windows Fax Service Remote Code Execution Vulnerability |
| CVE-2021-26701 | 8.1 HIGH | .NET Core Remote Code Execution Vulnerability |
| CVE-2021-1726 | 8.0 HIGH | Microsoft SharePoint Server Spoofing Vulnerability |
| CVE-2021-1733 | 7.8 HIGH | Sysinternals PsExec Elevation of Privilege Vulnerability |
| CVE-2021-1732 | 7.8 HIGH | Windows Win32k Elevation of Privilege Vulnerability |
| CVE-2021-24096 | 7.8 HIGH | Windows Kernel Elevation of Privilege Vulnerability |
| CVE-2021-24081 | 7.8 HIGH | Microsoft Windows Codecs Library Remote Code Execution Vulnerability |
| CVE-2021-26700 | 7.8 HIGH | Visual Studio Code npm-script Extension Remote Code Execution Vulnerability |
Showing top 20 of 58 CVEs. View all on vendor page → →
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V. Comments for CVE-2021-24085
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