{"id":"ALPINE-CVE-2018-16860","details":"A flaw was found in samba's Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal.","modified":"2026-07-06T00:30:28.192043804Z","published":"2019-07-31T15:15:11.687Z","upstream":["CVE-2018-16860"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-16860"}],"affected":[{"package":{"name":"heimdal","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.0-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/heimdal?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.8"},{"fixed":"7.5.3-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2018-16860.json"}},{"package":{"name":"heimdal","ecosystem":"Alpine: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