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CVE-2023-33160: Microsoft SharePoint Server Remote Code Execution Vulnerability

**According to the CVSS metric, successful exploitation of this vulnerability could lead to total loss of confidentiality (C:H), integrity (I:H), and availability (A:H). What does that mean for this vulnerability?** An attacker who successfully exploits this vulnerability could perform a remote attack that could enable access to the victim's information and the ability to alter information. Successful exploitation could also potentially cause downtime for the targeted environment.

Microsoft Security Response Center
#vulnerability#web#microsoft#rce#Microsoft Office SharePoint#Security Vulnerability
CVE-2023-33159: Microsoft SharePoint Server Spoofing Vulnerability

**According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?** The user would have to click on a specially crafted URL to be compromised by the attacker.

CVE-2023-33134: Microsoft SharePoint Server Remote Code Execution Vulnerability

**According to the CVSS metric, privileges required is low (PR:L). What does that mean for this vulnerability?** Within a SharePoint site, the attacker must be authenticated, and they would need to have the “Use Remote Interfaces” and “Add and Customize Pages” permissions on a Policy Center site to be able to exploit this vulnerability.

CVE-2023-33157: Microsoft SharePoint Remote Code Execution Vulnerability

**How could an attacker exploit the vulnerability?** In a network-based attack, an authenticated attacker with Manage List permissions could execute code remotely on the SharePoint Server.

CVE-2023-33165: Microsoft SharePoint Server Security Feature Bypass Vulnerability

**According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of integrity (I:L)? What does that mean for this vulnerability?** The attacker who successfully exploits the vulnerability could download files without the access being logged.

CVE-2023-33160: Microsoft SharePoint Server Remote Code Execution Vulnerability

**According to the CVSS metric, successful exploitation of this vulnerability could lead to total loss of confidentiality (C:H), integrity (I:H), and availability (A:H). What does that mean for this vulnerability?** An attacker who successfully exploits this vulnerability could perform a remote attack that could enable access to the victim's information and the ability to alter information. Successful exploitation could also potentially cause downtime for the targeted environment.

CVE-2023-33159: Microsoft SharePoint Server Spoofing Vulnerability

**According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?** The user would have to click on a specially crafted URL to be compromised by the attacker.

CVE-2023-33157: Microsoft SharePoint Remote Code Execution Vulnerability

**How could an attacker exploit the vulnerability?** In a network-based attack, an authenticated attacker with Manage List permissions could execute code remotely on the SharePoint Server.

CVE-2023-33134: Microsoft SharePoint Server Remote Code Execution Vulnerability

**According to the CVSS metric, privileges required is low (PR:L). What does that mean for this vulnerability?** Within a SharePoint site, the attacker must be authenticated, and they would need to have the “Use Remote Interfaces” and “Add and Customize Pages” permissions on a Policy Center site to be able to exploit this vulnerability.

CVE-2023-33165: Microsoft SharePoint Server Security Feature Bypass Vulnerability

**According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of integrity (I:L)? What does that mean for this vulnerability?** The attacker who successfully exploits the vulnerability could download files without the access being logged.