Net-SNMP through 5.7.3 allows Escalation of Privileges because of UNIX symbolic link (symlink) following.
https://usn.ubuntu.com/4471-1/
https://security.netapp.com/advisory/ntap-20200904-0001/
https://security.gentoo.org/glsa/202008-12
https://github.com/net-snmp/net-snmp/issues/145
https://github.com/net-snmp/net-snmp/commit/4fd9a450444a434a993bc72f7c3486ccce41f602