Microsoft SharePoint Server Remote Code Execution Vulnerability

The Microsoft SharePoint Server 2016 installation on the   remote host is missing security updates. It is, therefore,   affected by multiple vulnerabilities:
    - A security feature bypass vulnerability exists. An       attacker can exploit this and bypass the security       feature and perform unauthorized actions compromising       the integrity of the system/application.
      (CVE-2023-21743)   
    - A remote code execution vulnerability. An attacker can       exploit this to bypass authentication and execute       unauthorized arbitrary commands. (CVE-2023-21742,       CVE-2023-21744)

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

  - A security feature bypass vulnerability exists. An     attacker can exploit this and bypass the security     feature and perform unauthorized actions compromising     the integrity of the system/application.
    (CVE-2023-21743)

  - A remote code execution vulnerability. An attacker can     exploit this to bypass authentication and execute     unauthorized arbitrary commands. (CVE-2023-21742,     CVE-2023-21744)

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

  - A security feature bypass vulnerability exists. An     attacker can exploit this and bypass the security     feature and perform unauthorized actions compromising     the integrity of the system/application.
    (CVE-2023-21743)

  - A remote code execution vulnerability. An attacker can     exploit this to bypass authentication and execute     unauthorized arbitrary commands. (CVE-2023-21742,     CVE-2023-21744)

The Microsoft SharePoint Foundation 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-2023-21742,     CVE-2023-21744)

ID	Name	Product	Family	Severity
169898	Security Updates for Microsoft SharePoint Server 2016 (January 2023)	Nessus	Windows : Microsoft Bulletins	high
169897	Security Updates for Microsoft SharePoint Server 2019 (January 2023)	Nessus	Windows : Microsoft Bulletins	high
169896	Security Updates for Microsoft SharePoint Server Subscription Edition (January 2023)	Nessus	Windows : Microsoft Bulletins	high
169895	Security Updates for Microsoft SharePoint Foundation 2013 (January 2023)	Nessus	Windows : Microsoft Bulletins	high

Detections

Analytics

CVE-2023-21742

high

Tenable Plugins

high

high

high

high