CVE-2020-16955— Microsoft Office Click-to-Run Elevation of Privilege Vulnerability
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I. Basic Information for CVE-2020-16955
Vulnerability Information
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Vulnerability Title
Microsoft Office Click-to-Run Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
<p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges.</p> <p>To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle these files.</p>
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 Office AppVLP 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Office是美国微软（Microsoft）公司的一款办公软件套件产品。该产品常用组件包括Word、Excel、Access、Powerpoint、FrontPage等。 Microsoft Office AppVLP存在安全漏洞，该漏洞允许攻击者可以获得特权提升。以下产品及版本受到影响： Microsoft 365 Apps版本， Microsoft Office 2019版本， Microsoft Office 2013 Click-to-Run版本。
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 Office 2013 Click-to-Run (C2R) | 15.0.0.0 ~ 15.0.5571.1000 | cpe:2.3:a:microsoft:office:2013:*:*:*:click-to-run:*:x86:* | |
| Microsoft | Microsoft Office 2019 | 19.0.0 ~ https://aka.ms/OfficeSecurityReleases | cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:* | |
| Microsoft | Microsoft 365 Apps for Enterprise | 16.0.1 ~ https://aka.ms/OfficeSecurityReleases | cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:* |
II. Public POCs for CVE-2020-16955
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Microsoft · 2020-10-16 · 89 CVEs total
| CVE-2020-1080 | 8.8 HIGH | Windows Hyper-V Elevation of Privilege Vulnerability |
| CVE-2020-16898 | 8.8 HIGH | Windows TCP/IP Remote Code Execution Vulnerability |
| CVE-2020-16911 | 8.8 HIGH | GDI+ Remote Code Execution Vulnerability |
| CVE-2020-16891 | 8.8 HIGH | Windows Hyper-V Remote Code Execution Vulnerability |
| CVE-2020-16946 | 8.7 HIGH | Microsoft Office SharePoint XSS Vulnerability |
| CVE-2020-16945 | 8.7 HIGH | Microsoft Office SharePoint XSS Vulnerability |
| CVE-2020-16944 | 8.7 HIGH | Microsoft SharePoint Reflective XSS Vulnerability |
| CVE-2020-16951 | 8.6 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2020-16952 | 8.6 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2020-16940 | 7.8 HIGH | Windows - User Profile Service Elevation of Privilege Vulnerability |
| CVE-2020-16936 | 7.8 HIGH | Windows Backup Service Elevation of Privilege Vulnerability |
| CVE-2020-16939 | 7.8 HIGH | Group Policy Elevation of Privilege Vulnerability |
| CVE-2020-16935 | 7.8 HIGH | Windows COM Server Elevation of Privilege Vulnerability |
| CVE-2020-16932 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2020-16929 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2020-16928 | 7.8 HIGH | Microsoft Office Click-to-Run Elevation of Privilege Vulnerability |
| CVE-2020-16924 | 7.8 HIGH | Jet Database Engine Remote Code Execution Vulnerability |
| CVE-2020-16923 | 7.8 HIGH | Microsoft Graphics Components Remote Code Execution Vulnerability |
| CVE-2020-16967 | 7.8 HIGH | Windows Camera Codec Pack Remote Code Execution Vulnerability |
| CVE-2020-16930 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
Showing top 20 of 89 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Microsoft Office 2013 Click-to-Run (C2R)
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Microsoft Office Elevation of Privilege Vulnerability - CVE-2022-22004
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Microsoft Office Click-to-Run Elevation of Privilege Vulnera - CVE-2020-16928
Microsoft Office Click-to-Run Elevation of Privilege Vulnera - CVE-2020-1581
Microsoft Office Click-to-Run Elevation of Privilege Vulnera
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