{"id":"ALPINE-CVE-2021-41617","details":"sshd in OpenSSH 6.2 through 8.x before 8.8, when certain non-default configurations are used, allows privilege escalation because supplemental groups are not initialized as expected. Helper programs for AuthorizedKeysCommand and AuthorizedPrincipalsCommand may run with privileges associated with group memberships of the sshd process, if the configuration specifies running the command as a different user.","modified":"2026-08-27T22:18:01.655164196Z","published":"2021-09-26T19:15:07.263Z","upstream":["CVE-2021-41617"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-41617"}],"affected":[{"package":{"name":"openssh","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.1_p1-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.3_p1-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.4_p1-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.6_p1-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}},{"package":{"name":"openssh","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/openssh?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2"},{"fixed":"8.8_p1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-41617.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}