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CVE-2020-1581— Microsoft Office Click-to-Run Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Microsoft Office 2013 Click-to-Run (C2R)
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 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 Click-to-Run (C2R)组件中处理内存对象的方法存在提权漏洞。攻击者可借助特制请求利用该漏洞提升权限。以下产品及版本受到影响：Microsoft Office 2013 Click-to-Run(C2R)，365 Apps for Enterprise，Office 20

AI Predicted 5.9 Difficulty: Moderate EPSS 3.72% · P89

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2020-1581

Vulnerability Information
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Vulnerability Title
Microsoft Office Click-to-Run Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) components handle objects in memory. An attacker who successfully exploited the vulnerability could elevate privileges. The attacker would need to already have the ability to execute code on the system. An attacker could exploit this vulnerability by running a specially crafted application on the victim system. The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle objects in memory.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Office Click-to-Run 安全漏洞
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 Click-to-Run (C2R)组件中处理内存对象的方法存在提权漏洞。攻击者可借助特制请求利用该漏洞提升权限。以下产品及版本受到影响：Microsoft Office 2013 Click-to-Run(C2R)，365 Apps for Enterprise，Office 20
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-2020-1581

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III. Intelligence Information for CVE-2020-1581

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Vendor Advisories for CVE-2020-1581 (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-2020-1521 7.8 HIGH Windows Speech Runtime Elevation of Privilege 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-2020-1527 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-2020-1513 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-2020-1515 7.8 HIGH Windows Telephony Server Elevation of Privilege Vulnerability
CVE-2020-1517 7.8 HIGH Windows File Server Resource Management Service Elevation of Privilege Vulnerability
CVE-2020-1512 7.8 HIGH Windows State Repository Service Information Disclosure Vulnerability

Showing top 20 of 121 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Microsoft Office 2013 Click-to-Run (C2R)
Same vendor: Microsoft

V. Comments for CVE-2020-1581

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