CVE-2018-16838

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.

Categories

5.4
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.78% Top 30%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: [UNKNOWN] sssd
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16838 issue tracking third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00042.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00051.html vendor advisory
https://access.redhat.com/errata/RHSA-2019:2177 vendor advisory
https://access.redhat.com/errata/RHSA-2019:2437 vendor advisory
https://access.redhat.com/errata/RHSA-2019:3651 vendor advisory
https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html

Frequently Asked Questions

What is the severity of CVE-2018-16838?
CVE-2018-16838 has been scored as a medium severity vulnerability.
How to fix CVE-2018-16838?
To fix CVE-2018-16838, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-16838 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-16838 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-16838?
CVE-2018-16838 affects [UNKNOWN] sssd.
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