SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-16838

When the GPO is not readable by SSSD due to a too strict permission settings on the server side, SSSD will allow all authenticated users to login instead of denying access.

MEDIUM 5.4EPSS 1.10%

Does this matter?

Lower severity and a low EPSS score (1.10%). Track it; it rarely justifies an emergency change on its own.

Description

A flaw was found in sssd Group Policy Objects implementation. When the GPO is not readable by SSSD due to a too strict permission settings on the server side, SSSD will allow all authenticated users to login instead of denying access.

CVSS 3.0
5.4 MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS
1.10% probability · 64th percentile
CISA KEV
Not listed
Weakness
CWE-284, CWE-269
Affected
fedoraproject/sssd · redhat/enterprise linux
Source
secalert@redhat.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.