{"action":"Upgrade pam-u2f to 1.1.1-r0 or later.","affected":[{"fixed":"1.1.1-r0","introduced":"0"}],"component":"pam-u2f","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.17","exploited":false,"fixed_versions":["1.1.1-r0"],"id":"tcs_01M6GR4VMWHERAV124P02T5PNX","modified_at":"2026-11-03T06:32:33.355600741Z","published_at":"2021-05-26T00:15:08.490Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-31924","https://security.alpinelinux.org/vuln/CVE-2021-31924"],"severity":{"label":"medium","score":6.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-31924#Alpine:v3.17/pam-u2f","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-31924"}],"summary":"Yubico pam-u2f before 1.1.1 has a logic issue that, depending on the pam-u2f configuration and the application used, could lead to a local PIN bypass. This issue does not allow user presence (touch) o"}