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Improper Input Validation

CVE-2021-33318

High
9.8/10

Summary

An Input Validation Vulnerability exists in Joel Christner .NET C# package IpMatcher 1.0.4.1 and below due to insufficient validation of input IP addresses and netmasks against the internal Matcher list of IP addresses and subnets.

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

CWE-20 - Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References

Advisory Timeline

  • Published