{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"libnetwork-ipv4addr-perl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NG54THZP1NP5XV3Z4JTP8P","modified_at":"2026-10-23T18:04:18.645846761Z","published_at":"2024-03-18T05:15:06.203Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-47155","https://security-tracker.debian.org/tracker/CVE-2021-47155"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-47155#Debian:13/libnetwork-ipv4addr-perl","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-47155"}],"summary":"The Net::IPV4Addr module 0.10 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"}