ipmatcher is vulnerable to privilege escalation. The vulnerability exists due to lack of input validations of octal & hexadecimal input data which allows an attacker to gain access and perform unauthorized actions.
github.com/advisories/GHSA-qj93-37f5-mr29
github.com/jchristn/IpMatcher
github.com/jchristn/IpMatcher/commit/81d77c2f33aa912dbd032b34b9e184fc6e041d89
github.com/jchristn/WatsonWebserver
github.com/kaoudis/advisories/blob/main/0-2021.md
github.com/sickcodes/security/blob/master/advisories/SICK-2021-060.md