CVE-2020-1527— Windows Custom Protocol Engine Elevation of Privilege Vulnerability
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I. Basic Information for CVE-2020-1527
Vulnerability Information
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Vulnerability Title
Windows Custom Protocol Engine Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
An elevation of privilege vulnerability exists when the Windows Custom Protocol Engine improperly handles memory. To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to elevate privileges. The security update addresses the vulnerability by correcting how the Windows Custom Protocol Engine handles memory.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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 Windows Custom Protocol Engine 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows和Microsoft Windows Server都是美国微软（Microsoft）公司的产品。Microsoft Windows是一套个人设备使用的操作系统。Microsoft Windows Server是一套服务器操作系统。Windows Custom Protocol Engine是其中的一个自定义协议引擎。 Microsoft Windows Custom Protocol Engine中存在提权漏洞，该漏洞源于程序没有正确处理内存中的对象。攻击者可借助特制应用
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 | Windows 10 Version 2004 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server version 2004 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1803 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows 10 Version 1809 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server 2019 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1909 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server, version 1909 (Server Core installation) | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1709 for 32-bit Systems | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1709 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:* | |
| Microsoft | Windows Server, version 1903 (Server Core installation) | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_1903:*:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1507 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:* | |
| Microsoft | Windows 10 Version 1607 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server 2016 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2020-1527
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Same Patch Batch · Microsoft · 2020-08-17 · 121 CVEs total
| CVE-2020-1467 | 10.0 CRITICAL | Windows Hard Link Elevation of Privilege Vulnerability |
| CVE-2020-1583 | 8.8 HIGH | Microsoft Word Information Disclosure Vulnerability |
| CVE-2020-1504 | 8.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2020-1552 | 8.0 HIGH | Windows Work Folder Service Elevation of Privilege Vulnerability |
| CVE-2020-1520 | 7.8 HIGH | Windows Font Driver Host Remote Code Execution Vulnerability |
| CVE-2020-1534 | 7.8 HIGH | Windows Backup Service Elevation of Privilege Vulnerability |
| CVE-2020-1533 | 7.8 HIGH | Windows WalletService Elevation of Privilege Vulnerability |
| CVE-2020-1531 | 7.8 HIGH | Windows Accounts Control Elevation of Privilege Vulnerability |
| CVE-2020-1530 | 7.8 HIGH | Windows Remote Access Elevation of Privilege Vulnerability |
| CVE-2020-1529 | 7.8 HIGH | Windows GDI Elevation of Privilege Vulnerability |
| CVE-2020-1528 | 7.8 HIGH | Windows Radio Manager API Elevation of Privilege Vulnerability |
| CVE-2020-1526 | 7.8 HIGH | Windows Network Connection Broker Elevation of Privilege Vulnerability |
| CVE-2020-1525 | 7.8 HIGH | Media Foundation Memory Corruption Vulnerability |
| CVE-2020-1524 | 7.8 HIGH | Windows Speech Shell Components Elevation of Privilege Vulnerability |
| CVE-2020-1522 | 7.8 HIGH | Windows Speech Runtime Elevation of Privilege Vulnerability |
| CVE-2020-1512 | 7.8 HIGH | Windows State Repository Service Information Disclosure Vulnerability |
| CVE-2020-1515 | 7.8 HIGH | Windows Telephony Server Elevation of Privilege Vulnerability |
| CVE-2020-1513 | 7.8 HIGH | Windows CSC Service Elevation of Privilege Vulnerability |
| CVE-2020-1516 | 7.8 HIGH | Windows Work Folders Service Elevation of Privilege Vulnerability |
| CVE-2020-1511 | 7.8 HIGH | Connected User Experiences and Telemetry Service Elevation of Privilege Vulnerability |
Showing top 20 of 121 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Windows 10 Version 2004
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Windows Media Foundation Core Remote Code Execution Vulnerab - CVE-2021-31185
Windows Desktop Bridge Denial of Service Vulnerability - CVE-2021-31169
Windows Container Manager Service Elevation of Privilege Vul
Same vendor: Microsoft
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Azure DevOps Information Disclosure Vulnerability - CVE-2026-35428
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Azure AI Foundry Elevation of Privilege Vulnerability - CVE-2026-34327
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V. Comments for CVE-2020-1527
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