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July 13, 2023
Severity
High
Analysis Summary
CVE-2023-33170 CVSS:8.1
Microsoft SharePoint Server could allow a remote attacker to bypass security restrictions. By winning a race condition, an attacker could exploit this vulnerability to bypass security feature to cause impact on confidentiality, integrity and Availability.
CVE-2023-33160 CVSS:8.8
Microsoft SharePoint Server could allow a remote authenticated attacker to execute arbitrary code on the system. An attacker could exploit this vulnerability to execute arbitrary code on the system.
CVE-2023-33159 CVSS:8.8
Microsoft SharePoint Server could allow a remote attacker to conduct spoofing attacks.
CVE-2023-33157 CVSS:8.8
Microsoft SharePoint could allow a remote authenticated attacker to execute arbitrary code on the system. An attacker could exploit this vulnerability to execute arbitrary code on the SharePoint Server.
CVE-2023-33134 CVSS:8.8
Microsoft SharePoint Server could allow a remote authenticated attacker to execute arbitrary code on the system. By sending a specially crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
Impact
- Code Execution
- Security Bypass
- Gain Access
Indicators Of Compromise
CVE
- CVE-2023-33170
- CVE-2023-33160
- CVE-2023-33159
- CVE-2023-33157
- CVE-2023-33134
Affected Vendors
Microsoft
Affected Products
- Microsoft .NET 6.0
- Microsoft SharePoint Enterprise Server 2016
- Microsoft SharePoint Server 2019
- Microsoft SharePoint Server Subscription Edition
Remediation
Use Microsoft Automatic Update to apply the appropriate patch for your system, or the Microsoft Security Update Guide to search for available patches.
