The good_client function in nfs-utils 1.0.9, and possibly other versions before 1.1.3, invokes the hosts_ctl function with the wrong order of arguments, which causes TCP Wrappers to ignore netgroups and allows remote attackers to bypass intended access restrictions.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.014
EPSS Ranking 79.1%