jchristn/IpMatcher

jchristn/IpMatcher

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C# library for maintaining a match list of IP addresses and networks and comparing inputs to see if a match exists.
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CVE History

CVEPublishedCVSS v3CVSS v2
CVE-2021-33318↗
9.8 CRITICAL7.5 HIGH

An Input Validation Vulnerability exists in Joel Christner .NET C# packages WatsonWebserver, IpMatcher 1.0.4.1 and below (IpMatcher) and 4.1.3 and below (WatsonWebserver) due to insufficient validation of input IP addresses and netmasks against the internal Matcher list of IP addresses and subnets.