CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2022-33916 – OPC Foundation UA .NET Standard BrowseRequest Missing Authentication Information Disclosure Vulnerability
https://notcve.org/view.php?id=CVE-2022-33916
OPC UA .NET Standard Reference Server 1.04.368 allows a remote attacker to cause the application to access sensitive information. OPC UA .NET Standard Reference Server versión 1.04.368, permite a un atacante remoto causar que la aplicación acceda a información confidencial. This vulnerability allows remote attackers to disclose sensitive information on affected installations of OPC Foundation UA .NET Standard. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of OPC UA BrowseRequests. The issue results from the lack of authentication prior to allowing access to functionality. • https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-33916.pdf https://opcfoundation.org •
CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2022-29863
https://notcve.org/view.php?id=CVE-2022-29863
OPC UA .NET Standard Stack 1.04.368 allows remote attacker to cause a crash via a crafted message that triggers excessive memory allocation. OPC UA .NET Standard Stack versión 1.04.368 ,permite a un atacante remoto causar un bloqueo por medio de un mensaje diseñado que desencadena una asignación de memoria excesiva • https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-29863.pdf https://opcfoundation.org/security • CWE-770: Allocation of Resources Without Limits or Throttling •
CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2022-29862
https://notcve.org/view.php?id=CVE-2022-29862
An infinite loop in OPC UA .NET Standard Stack 1.04.368 allows a remote attackers to cause the application to hang via a crafted message. Un bucle infinito en OPC UA .NET Standard Stack versión 1.04.368, permite a un atacante remoto causar a la aplicación colgarse por medio de un mensaje diseñado • https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-29862.pdf https://opcfoundation.org/security • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •
CVSS: 9.1EPSS: 0%CPEs: 1EXPL: 0CVE-2022-29865 – OPC Foundation UA .NET Standard Improper Input Validation Authentication Bypass Vulnerability
https://notcve.org/view.php?id=CVE-2022-29865
OPC UA .NET Standard Stack allows a remote attacker to bypass the application authentication check via crafted fake credentials. OPC UA .NET Standard Stack permite a un atacante remoto eludir la comprobación de autenticación de la aplicación por medio de credenciales falsas diseñadas This vulnerability allows remote attackers to bypass authentication on affected installations of OPC Foundation UA .NET Standard. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of certificates. The issue results from the lack of proper validation of a user-supplied certificate. An attacker can leverage this vulnerability to bypass authentication on the system. • https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-29865.pdf https://opcfoundation.org/security • CWE-287: Improper Authentication •
CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2022-29864 – OPC Foundation UA .NET Standard Resource Exhaustion Denial-of-Service Vulnerability
https://notcve.org/view.php?id=CVE-2022-29864
OPC UA .NET Standard Stack 1.04.368 allows a remote attacker to cause a server to crash via a large number of messages that trigger Uncontrolled Resource Consumption. OPC UA .NET Standard Stack versión 1.04.368, permite a un atacante remoto causar el bloqueo de un servidor por medio de un gran número de mensajes que desencadenan un Consumo Descontrolado de Recursos This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of message chunks. By sending a large number of requests, an attacker can cause the number of sessions to grow without limit. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. • https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-29864.pdf https://opcfoundation.org/security • CWE-400: Uncontrolled Resource Consumption •