Microsoft Excel Remote Code Execution Vulnerability

The Microsoft Excel Products are missing security updates.
It is, therefore, affected by multiple vulnerabilities :

  - A remote code execution vulnerability. An attacker can     exploit this to bypass authentication and execute     unauthorized arbitrary commands. (CVE-2021-40474,     CVE-2021-40485)

  - An information disclosure vulnerability. An attacker can     exploit this to disclose potentially sensitive     information. (CVE-2021-40472)

According to its self-reported version number, the Microsoft SharePoint application running on the remote host is affected by multiple vulnerabilities.

Note that the scanner has not tested for these issues but has instead relied only on the application's self-reported version number.

The Microsoft Office product installed on the remote host is affected by multiple vulnerabilities, as follows:

  - An information disclosure vulnerability in rich text editing that can be exploited by a low privileged,     local user. (CVE-2021-40454)

  - Remote code execution vulnerabilities in Excel that can be exploited by an unauthenticated user.
    (CVE-2021-40474, CVE-2021-40485)   Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Microsoft SharePoint Server 2013 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities :

  - A remote code execution vulnerability. An attacker can exploit this to bypass     authentication and execute unauthorized arbitrary commands. (CVE-2021-40485,     CVE-2021-40486)     
  - A remote code execution vulnerability. An attacker can     exploit this to bypass authentication and execute     unauthorized arbitrary commands. (CVE-2021-40486,     CVE-2021-40487, CVE-2021-41344)     Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
162064	Security Updates for Microsoft Excel Products C2R (October 2021)	Nessus	Windows	high
113087	Microsoft SharePoint Server 2013 < 15.0.5389.1000 Multiple Vulnerabilities	Web App Scanning	Component Vulnerability	high
113086	Microsoft SharePoint Server 2016 < 16.0.5227.1000 Multiple Vulnerabilities	Web App Scanning	Component Vulnerability	high
113085	Microsoft SharePoint Server 2019 < 16.0.10379.20000 Multiple Vulnerabilities	Web App Scanning	Component Vulnerability	high
154142	Security Updates for Microsoft Office (October 2021) (macOS)	Nessus	MacOS X Local Security Checks	high
154028	Security Updates for Microsoft SharePoint Server 2013 (October 2021)	Nessus	Windows : Microsoft Bulletins	high
154027	Security Updates for Microsoft Excel Products (October 2021)	Nessus	Windows : Microsoft Bulletins	high

Detections

Analytics

CVE-2021-40485

high

Tenable Plugins

high

high

high

high

high

high

high