CVE-2020-1584— Windows dnsrslvr.dll Elevation of Privilege Vulnerability
Quick assessment
Affected
Microsoft Windows 10 Version 2004
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Microsoft Windows是美国微软（Microsoft）公司的一套个人设备使用的操作系统。 Microsoft Windows dnsrslvr.dll中处理内存对象的方式存在提权漏洞。攻击者可借助特制应用程序利用该漏洞提升权限，执行代码。以下产品及版本受到影响：Microsoft Windows 7 SP1，Windows 8.1，Windows RT 8.1，Windows 10，Windows Server 2008 SP2，Windows Server 2008 R2 SP1，Windo
Possible ATT&CK Techniques 2 AI
T1055 · Process Injection T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2020-1584
Vulnerability Information
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Vulnerability Title
Windows dnsrslvr.dll Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
An elevation of privilege vulnerability exists in the way that the dnsrslvr.dll handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.
To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.
The security update addresses the vulnerability by ensuring the dnsrslvr.dll properly handles objects in memory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows dnsrslvr.dll 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows是美国微软（Microsoft）公司的一套个人设备使用的操作系统。 Microsoft Windows dnsrslvr.dll中处理内存对象的方式存在提权漏洞。攻击者可借助特制应用程序利用该漏洞提升权限，执行代码。以下产品及版本受到影响：Microsoft Windows 7 SP1，Windows 8.1，Windows RT 8.1，Windows 10，Windows Server 2008 SP2，Windows Server 2008 R2 SP1，Windo
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:*
|
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| Microsoft | Windows Server version 2004 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*
|
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| Microsoft | Windows 10 Version 1803 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
|
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| 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:*:*:*:*:*:*:*:*
|
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| 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:*
|
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| 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:*:*:*:*:*:*:*:*
|
|
| Microsoft | Windows 7 | 6.1.0 ~ publication |
cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x86:*
|
|
| Microsoft | Windows 7 Service Pack 1 | 6.1.0 ~ publication |
cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x64:*
|
|
| Microsoft | Windows 8.1 | 6.3.0 ~ publication |
cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x86:*
|
|
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:*
|
|
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:*
|
|
| Microsoft | Windows Server 2012 | 6.2.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*
|
|
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*
|
|
| Microsoft | Windows Server 2012 R2 | 6.3.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*
|
|
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*
|
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II. Public POCs for CVE-2020-1584
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2020-1584 (1)
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-2020-1533 | 7.8 HIGH | Windows WalletService Elevation of Privilege Vulnerability |
| CVE-2020-1509 | 7.8 HIGH | Local Security Authority Subsystem Service 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-2020-1527 | 7.8 HIGH | Windows Custom Protocol Engine 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 → →
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V. Comments for CVE-2020-1584
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