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 SharePoint Server 2019 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities :

  - An information disclosure vulnerability. An attacker can exploit this to disclose     potentially sensitive information. (CVE-2021-40482)

  - A session spoofing vulnerability exists. An attacker can exploit this to perform     actions with the privileges of another user. (CVE-2021-40483, CVE-2021-40484)

  - 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.

The Microsoft Word Products are missing a security update.
It is, therefore, affected by the following vulnerability :

  - A remote code execution vulnerability. An attacker can     exploit this to bypass authentication and execute     unauthorized arbitrary commands. (CVE-2021-40486)

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.

The Microsoft SharePoint Server 2016 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities :

  - A session spoofing vulnerability exists. An attacker can     exploit this to perform actions with the privileges of     another user. (CVE-2021-40484)

  - 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.

The Microsoft Office Web Apps 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-2021-40474, CVE-2021-40486)

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

ID	Name	Product	Family	Published	Updated	Severity
113086	Microsoft SharePoint Server 2016 < 16.0.5227.1000 Multiple Vulnerabilities	Web App Scanning	Component Vulnerability	1/4/2022	9/21/2023	high
113087	Microsoft SharePoint Server 2013 < 15.0.5389.1000 Multiple Vulnerabilities	Web App Scanning	Component Vulnerability	1/4/2022	9/21/2023	high
113085	Microsoft SharePoint Server 2019 < 16.0.10379.20000 Multiple Vulnerabilities	Web App Scanning	Component Vulnerability	1/4/2022	9/21/2023	high
154030	Security Updates for Microsoft SharePoint Server 2019 (October 2021)	Nessus	Windows : Microsoft Bulletins	10/12/2021	11/28/2023	high
154031	Security Updates for Microsoft Word Products (October 2021)	Nessus	Windows : Microsoft Bulletins	10/12/2021	11/28/2023	high
154028	Security Updates for Microsoft SharePoint Server 2013 (October 2021)	Nessus	Windows : Microsoft Bulletins	10/12/2021	11/28/2023	high
162059	Security Updates for Microsoft Word Products C2R (October 2021)	Nessus	Windows	6/10/2022	10/20/2023	high
154039	Security Updates for Microsoft Sharepoint Server 2016 (October 2021)	Nessus	Windows : Microsoft Bulletins	10/12/2021	6/6/2024	high
154171	Security Updates for Microsoft Office Web Apps (October 2021)	Nessus	Windows : Microsoft Bulletins	10/15/2021	11/28/2023	high

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