Authentication Bypass Vulnerability in OPC UA .NET Standard Stack by OPC Foundation
CVE-2024-42512

8.6HIGH

Key Information:

Vendor

OPC Foundation

Status
OPC UA .NET Standard Stack
Vendor
CVE Published:
10 February 2025

What is CVE-2024-42512?

The OPC UA .NET Standard Stack versions prior to 1.5.374.158 are vulnerable to an authentication bypass attack when the deprecated Basic128Rsa15 security policy is enabled. Attackers exploiting this vulnerability may gain unauthorized access to application functionalities, compromising the integrity and security of the system.

References

https://files.opcfoundation.org/SecurityBulletins/OPC%20F...

CVSS V3.1

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.