{"id":"CVE-2019-5021","aliases":["EUVD-2019-14628","GHSA-m3hq-qcc9-75f6","SUSE-SU-2019:1368-1","SUSE-SU-2019:1368-2","SUSE-SU-2021:4011-1","openSUSE-SU-2019:1495-1"],"status":"published","title":"Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the ...","description":"Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the `root` user. This vulnerability appears to be the result of a regression introduced in December of 2015. Due to the nature of this issue, systems deployed using affected versions of the Alpine Linux container which utilize Linux PAM, or some other mechanism which uses the system shadow file as an authentication database, may accept a NULL password for the `root` user.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.06263,"percentile":0.93615,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-258","CWE-798"],"published":"2019-05-08T16:52:23Z","modified":"2026-06-17T02:37:00Z","fixes":[{"ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15","package":"system-user-root","fixed_in":["20190513-3.3.1"],"sources":["osv"]},{"ecosystem":"SUSE:Linux Enterprise Module for Containers 12","package":"suse-sles12sp3-image","fixed_in":["2.0.2-22.1"],"sources":["osv"]},{"ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP1","package":"system-user-root","fixed_in":["20190513-3.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Leap 15.0","package":"system-user-root","fixed_in":["20190513-lp151.3.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Leap 15.1","package":"system-user-root","fixed_in":["20190513-lp151.3.3.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15","package":"system-user-root","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190513-3.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Containers 12","package":"suse-sles12sp3-image","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.2-22.1"}]}]},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP1","package":"system-user-root","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190513-3.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap 15.0","package":"system-user-root","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190513-lp151.3.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap 15.1","package":"system-user-root","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190513-lp151.3.3.1"}]}]}],"products":[{"vendor":"f5","product":"big-ip_controller"},{"vendor":"gliderlabs","product":"docker-alpine"},{"vendor":"open source","product":"alpine linux"},{"vendor":"opensuse","product":"leap"}],"references":[{"url":"http://www.securityfocus.com/bid/108288","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00004.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0782","tags":["x_refsource_MISC","x_transferred","Exploit","Mitigation","Patch","Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20190510-0001/","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://alpinelinux.org/posts/Docker-image-vulnerability-CVE-2019-5021.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.f5.com/csp/article/K25551452","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5021"},{"url":"https://github.com/advisories/GHSA-m3hq-qcc9-75f6"},{"url":"https://www.suse.com/support/update/announcement/2019/suse-su-20191368-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1134524","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2019-5021","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2019/suse-su-20191368-2/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-20214011-1/","tags":["advisory"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/2SV7TCK2HOV6VRYYGO2SMZ4IQP6FKKDP/#2SV7TCK2HOV6VRYYGO2SMZ4IQP6FKKDP","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2019-5021","description":"Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the `root` user. This vulnerability appears to be the result of a regression introduced in December of 2015. Due to the nature of this issue, systems deployed using affected versions of the Alpine Linux container which utilize Linux PAM, or some other mechanism which uses the system shadow file as an authentication database, may accept a NULL password for the `root` user.","status":"published","published":"2019-05-08T16:52:23Z","modified":"2024-08-04T19:40:49.199Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-258"],"updated_at":"2026-11-02T14:20:18.411291Z"}],"euvd":[{"id":"EUVD-2019-14628","description":"Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the `root` user. This vulnerability appears to be the result of a regression introduced in December of 2015. Due to the nature of this issue, systems deployed using affected versions of the Alpine Linux container which utilize Linux PAM, or some other mechanism which uses the system shadow file as an authentication database, may accept a NULL password for the `root` user.","status":"published","published":"2019-05-08T16:52:23Z","modified":"2024-08-04T19:40:49Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T03:06:53.888525Z"}],"ghsa":[{"id":"GHSA-m3hq-qcc9-75f6","title":"Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the ...","description":"Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the `root` user. This vulnerability appears to be the result of a regression introduced in December of 2015. Due to the nature of this issue, systems deployed using affected versions of the Alpine Linux container which utilize Linux PAM, or some other mechanism which uses the system shadow file as an authentication database, may accept a NULL password for the `root` user.","status":"published","published":"2022-05-24T16:45:22Z","modified":"2023-01-27T05:02:36Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:42:04.146384Z"}],"nvd":[{"id":"CVE-2019-5021","description":"Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the `root` user. This vulnerability appears to be the result of a regression introduced in December of 2015. Due to the nature of this issue, systems deployed using affected versions of the Alpine Linux container which utilize Linux PAM, or some other mechanism which uses the system shadow file as an authentication database, may accept a NULL password for the `root` user.","status":"published","published":"2019-05-08T17:29:01.49Z","modified":"2026-06-17T02:37:00.007Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-258"],"updated_at":"2026-11-02T14:05:13.880207Z"}],"osv":[{"id":"openSUSE-SU-2019:1495-1","title":"Recommended update for sles12sp3-docker-image, sles12sp4-image, system-user-root","description":"This update for sles12sp3-docker-image, sles12sp4-image, system-user-root fixes the following issues:\n\n- CVE-2019-5021: Include an invalidated root password by default, not an empty one (bsc#1134524)\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2019-06-03T05:47:44Z","modified":"2026-02-04T03:23:03.074711Z","updated_at":"2026-11-02T16:58:30.784344Z"},{"id":"SUSE-SU-2019:1368-1","title":"Recommended update for sles12sp3-docker-image, sles12sp4-image, system-user-root","description":"This update for sles12sp3-docker-image, sles12sp4-image, system-user-root fixes the following issues:\n\n- CVE-2019-5021: Include an invalidated root password by default, not an empty one (bsc#1134524)\n","status":"published","published":"2019-05-28T11:15:44Z","modified":"2026-02-04T02:34:36.445524Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"SUSE-SU-2019:1368-2","title":"Recommended update for sles12sp3-docker-image, sles12sp4-image, system-user-root","description":"This update for sles12sp3-docker-image, sles12sp4-image, system-user-root fixes the following issues:\n\n- CVE-2019-5021: Include an invalidated root password by default, not an empty one (bsc#1134524)\n","status":"published","published":"2019-10-11T15:07:16Z","modified":"2026-02-04T02:16:40.656713Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"SUSE-SU-2021:4011-1","title":"Security update for sles12sp2-docker-image","description":"This update for sles12sp2-docker-image fixes the following issues:\n\n- Invalidate the root password (was empty before) (bsc#1134524 CVE-2019-5021)\n\nNote that SUSE does not recommend use of this image anymore, please use newer versions\nfrom the registry.\n","status":"published","published":"2021-12-13T12:03:12Z","modified":"2026-02-04T03:31:55.844382Z","updated_at":"2026-11-02T15:53:50.066806Z"}]}}