{"action":"Upgrade libnet-cidr-lite-perl to 0.22-1 or later.","affected":[{"fixed":"0.22-1","introduced":"0"}],"component":"libnet-cidr-lite-perl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["0.22-1"],"id":"tcs_01M5NG54FXTZG5VARE6ZHGYD56","modified_at":"2026-10-23T18:05:23.874081700Z","published_at":"2024-03-18T05:15:06.140Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-47154","https://security-tracker.debian.org/tracker/CVE-2021-47154"],"severity":{"label":"medium","score":6.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-47154","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-47154"}],"summary":"The Net::CIDR::Lite module before 0.22 for Perl does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass ac"}