CVE-2019-7639

PoC —

CVSS 3.0

8.1 high

EPSS

1%p66

Published

Feb 8, 2019 (Feb 8, 2019)

Modified

Jun 17, 2026

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.

Vendors: fedoraproject gsi-openssh project
Products: fedora, gsi-openssh
Weakness: CWE-863
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.2%)

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