CVE-2019-7639

Published: Feb 8, 2019Modified: Nov 21, 2024

8.1

Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.2 / Impact: 5.9

Source: NVD

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.

Affected (3)

Products: Fedoraproject: Fedora · Gsi Openssh Project: Gsi Openssh

1 product

Gsi Openssh Project

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 28
Fedoraproject Fedora	Version 29

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Gsi Openssh Project Gsi Openssh	Version 7.9 p1

Related CWEs

Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

References (2)

https://bugzilla.redhat.com/show_bug.cgi?id=1673802

Source: cve@mitre.org

ExploitIssue TrackingThird Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1673802

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitIssue TrackingThird Party Advisory

Timeline

No history available yet.