Improper Privilege Management Affecting sssd-wbclient-devel package, versions <1.16.1-3.24.6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published14 Apr 2022
- disclosed22 Aug 2019
Introduced: 22 Aug 2019
CVE-2018-16838 (opens in a new tab)How to fix?
Upgrade SLES:15.0 sssd-wbclient-devel to version 1.16.1-3.24.6 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream sssd-wbclient-devel package and not the sssd-wbclient-devel package as distributed by SLES.
See How to fix? for SLES:15.0 relevant fixed versions and status.
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.
References
- https://www.suse.com/security/cve/CVE-2018-16838.html
- https://bugzilla.suse.com/1124194
- https://access.redhat.com/security/cve/CVE-2018-16838
- https://bugzilla.redhat.com/show_bug.cgi?id=1640820
- 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-2018-16838
- https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html