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Observable Timing Discrepancy

CVE-2024-42512

High
8.6/10

Summary

Vulnerability in the OPC UA .NET Standard Stack, allows an unauthorized attacker to bypass application authentication when the deprecated "Basic128Rsa15" security policy is enabled. This issue affects OPCFoundation.NetStandard.Opc.Ua.Core package versions prior to 1.5.374.158.

  • LOW
  • NETWORK
  • LOW
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • LOW

CWE-208 - Observable Timing Discrepancy

Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References

Advisory Timeline

  • Published