{"id":"CVE-2019-7639","aliases":["EUVD-2019-17172","GHSA-8fqg-fw5h-m988"],"status":"published","title":"An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set...","description":"An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set to yes in the /etc/gsissh/sshd_config file, logins succeed with a valid username and an incorrect password, even though a failure entry is recorded in the /var/log/messages file.","severity":{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01202,"percentile":0.68485,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2019-02-08T11:00:00Z","modified":"2026-06-17T02:40:47Z","products":[{"vendor":"fedoraproject","product":"fedora"},{"vendor":"gsi-openssh_project","product":"gsi-openssh"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1673802","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-7639"},{"url":"https://github.com/advisories/GHSA-8fqg-fw5h-m988"}],"sources":{"cve":[{"id":"CVE-2019-7639","description":"An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set to yes in the /etc/gsissh/sshd_config file, logins succeed with a valid username and an incorrect password, even though a failure entry is recorded in the /var/log/messages file.","status":"published","published":"2019-02-08T11:00:00Z","modified":"2024-09-17T00:51:16.806Z","updated_at":"2026-11-02T14:32:22.854093Z"}],"euvd":[{"id":"EUVD-2019-17172","description":"An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set to yes in the /etc/gsissh/sshd_config file, logins succeed with a valid username and an incorrect password, even though a failure entry is recorded in the /var/log/messages file.","status":"published","published":"2019-02-08T11:00:00Z","modified":"2024-09-17T00:51:16Z","updated_at":"2026-11-03T00:28:54.932148Z"}],"ghsa":[{"id":"GHSA-8fqg-fw5h-m988","title":"An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set...","description":"An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set to yes in the /etc/gsissh/sshd_config file, logins succeed with a valid username and an incorrect password, even though a failure entry is recorded in the /var/log/messages file.","status":"published","published":"2022-05-13T01:22:52Z","modified":"2023-02-01T05:07:14Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:50:30.568005Z"}],"nvd":[{"id":"CVE-2019-7639","description":"An issue was discovered in gsi-openssh-server 7.9p1 on Fedora 29. If PermitPAMUserChange is set to yes in the /etc/gsissh/sshd_config file, logins succeed with a valid username and an incorrect password, even though a failure entry is recorded in the /var/log/messages file.","status":"published","published":"2019-02-08T11:29:00.517Z","modified":"2026-06-17T02:40:47.85Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:05:04.689371Z"}]}}