Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Fedoraproject | Sssd | - |
| Redhat | Enterprise Linux | 7.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00042.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00051.html
- https://access.redhat.com/errata/RHSA-2019:2177
- https://access.redhat.com/errata/RHSA-2019:2437
- https://access.redhat.com/errata/RHSA-2019:3651
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16838Issue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00042.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00051.html
- https://access.redhat.com/errata/RHSA-2019:2177
- https://access.redhat.com/errata/RHSA-2019:2437
- https://access.redhat.com/errata/RHSA-2019:3651
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16838Issue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html
FAQ
What is CVE-2018-16838?
CVE-2018-16838 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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 t...
How severe is CVE-2018-16838?
CVE-2018-16838 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-16838?
Check the references section above for vendor advisories and patch information. Affected products include: Fedoraproject Sssd, Redhat Enterprise Linux.