Vulnerability in the OPC UA .NET Standard Stack before 1.5.374.158 allows an unauthorized attacker to bypass application authentication when the deprecated Basic128Rsa…

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Feb 10, 2025 · NIST NVD

   Detected

   Vulnerability in the OPC UA .NET Standard Stack before 1.5.374.158 allows an unauthorized attacker to bypass application authentication when the deprecated Basic128Rsa15 security policy is enabled.

2. Oct 15, 2026 · NIST NVD

   Updated

   Vulnerability in the OPC UA .NET Standard Stack before 1.5.374.158 allows an unauthorized attacker to bypass application authentication when the deprecated Basic128Rsa15 security policy is enabled.

Affected

• cpe opcfoundation/ua .net standard stackversion unspecified

Sources

• CVE.orgVulnerability recordCVE-2024-42512

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2024-42512

  30-day exploitation probability 0.6%

  first.org
• NIST NVDVulnerability recordCVE-2024-42512

  Vulnerability in the OPC UA .NET Standard Stack before 1.5.374.158 allows an unauthorized attacker to bypass application authentication when the deprecated Basic128Rsa15 security policy is enabled.

  nvd.nist.gov

References

• Reference · cert-portal.siemens.com
• Vendor Advisory · files.opcfoundation.org