CVE-2021-34501— Microsoft Excel Remote Code Execution Vulnerability

Quick assessment

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Affected

Microsoft Microsoft 365 Apps for Enterprise

Exploitation

High exploitation probability; assess promptly

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 Excel存在代码注入漏洞。以下产品和版本受到影响：Microsoft Office 2019 for 32-bit editions,Microsoft Office 2019 for 64-bit editions,Microsoft Office 2019 for Mac,Mi

CVE-2021-34501 affects Microsoft Microsoft 365 Apps for Enterprise. High exploitation probability; assess promptly. 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 Excel存在代码注入漏洞。以下产品和版本受到影响：Microsoft Office 2019 for 32-bit editions CVE-2021-34501 vulnerability details, Shenlong CVE Platform, https://cve.imfht.com/detail/CVE-2021-34501

I. Basic Information for CVE-2021-34501

Affected Products

II. Public POCs for CVE-2021-34501

III. Intelligence Information for CVE-2021-34501

Vendor Advisories for CVE-2021-34501 (3)

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34501 x_refsource_MISC
• https://www.zerodayinitiative.com/advisories/ZDI-21-969/ x_refsource_MISC
• 🔗 Security Update Guide - Microsoft Security Response Center Read full article vendor-advisory patch

• https://www.cve.org/CVERecord?id=CVE-2021-34501

Same Patch Batch · Microsoft · 2021-07-14 · 90 CVEs total

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IV. Related Vulnerabilities

V. Comments for CVE-2021-34501