CVE-2021-47156 Information

Description

The Net::IPAddress::Util module before 5.000 for Perl does not properly consider extraneous zero characters in an IP address string which (in some situations) allows attackers to bypass access control that is based on IP addresses.

Reference

https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/ https://metacpan.org/release/PWBENNETT/Net-IPAddress-Util-5.000/changes https://metacpan.org/release/Net-IPAddress-Util