CVE-2021-34518— Microsoft Excel Remote Code Execution Vulnerability
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I. Basic Information for CVE-2021-34518
Vulnerability Information
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Vulnerability Title
Microsoft Excel Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Microsoft Excel Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Excel 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Excel是美国微软（Microsoft）公司的一款Office套件中的电子表格处理软件。 Microsoft Excel存在代码注入漏洞。以下产品和版本受到影响：Microsoft Excel 2016 (32-bit edition),Microsoft Excel 2016 (64-bit edition),Microsoft Excel 2013 RT Service Pack 1,Microsoft Excel 2013 Service Pack 1 (32-bit edit
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 Excel 2016 | 16.0.0.0 ~ 16.0.5188.100 | cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:* | |
| Microsoft | Microsoft Excel 2013 Service Pack 1 | 15.0.0.0 ~ 15.0.5363.1000 | cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:* | |
| Microsoft | Microsoft Office Web Apps Server 2013 Service Pack 1 | 15.0.1 ~ 15.0.5363.1000 | cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:* |
II. Public POCs for CVE-2021-34518
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Microsoft · 2021-07-14 · 90 CVEs total
| CVE-2021-34473 | 9.1 CRITICAL | Microsoft Exchange Server Remote Code Execution Vulnerability |
| CVE-2021-34523 | 9.0 CRITICAL | Microsoft Exchange Server Elevation of Privilege Vulnerability |
| CVE-2021-34494 | 8.8 HIGH | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-33756 | 8.8 HIGH | Windows DNS Snap-in Remote Code Execution Vulnerability |
| CVE-2021-33752 | 8.8 HIGH | Windows DNS Snap-in Remote Code Execution Vulnerability |
| CVE-2021-33750 | 8.8 HIGH | Windows DNS Snap-in Remote Code Execution Vulnerability |
| CVE-2021-33749 | 8.8 HIGH | Windows DNS Snap-in Remote Code Execution Vulnerability |
| CVE-2021-33780 | 8.8 HIGH | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-34508 | 8.8 HIGH | Windows Kernel Remote Code Execution Vulnerability |
| CVE-2021-34525 | 8.8 HIGH | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-34469 | 8.2 HIGH | Microsoft Office Security Feature Bypass Vulnerability |
| CVE-2021-33767 | 8.2 HIGH | Open Enclave SDK Elevation of Privilege Vulnerability |
| CVE-2021-34492 | 8.1 HIGH | Windows Certificate Spoofing Vulnerability |
| CVE-2021-33779 | 8.1 HIGH | Windows AD FS Security Feature Bypass Vulnerability |
| CVE-2021-33786 | 8.1 HIGH | Windows LSA Security Feature Bypass Vulnerability |
| CVE-2021-34520 | 8.1 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2021-33781 | 8.1 HIGH | Azure AD Security Feature Bypass Vulnerability |
| CVE-2021-33768 | 8.0 HIGH | Microsoft Exchange Server Elevation of Privilege Vulnerability |
| CVE-2021-34474 | 8.0 HIGH | Dynamics Business Central Remote Code Execution Vulnerability |
| CVE-2021-34470 | 8.0 HIGH | Microsoft Exchange Server Elevation of Privilege Vulnerability |
Showing top 20 of 90 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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Microsoft Partner Center Spoofing Vulnerability - CVE-2026-33844
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V. Comments for CVE-2021-34518
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