What is CVE-2019-3811?

CVE-2019-3811 is a medium-severity vulnerability in The Sssd Project, classified under Information Disclosure. CVSS score: 5.2/10. Published 2019-01-15.

How severe is CVE-2019-3811?

Medium severity. CVSS v3 base score is 5.2 out of 10.

Information disclosure in The Sssd Project

CVE-2019-3811

A vulnerability was found in sssd. If a user was configured with no home directory set, sssd would return '/' (the root directory) instead of '' (the empty string / no home directory). This could impact services that restrict the user's filesystem access to within their home directory through chroot() etc. All versions before 2.1 are vulnerable.

Vulnerability class: Information Disclosure

Published 2019-01-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.2 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (53.0th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

The Sssd Project — versions 2.1
Debian Linux — versions 8.0
Fedoraproject Fedora
Fedoraproject Sssd
openSUSE Leap — versions 15.0, 42.3
Red Hat Enterprise Linux — versions 7.0

Weakness classification (CWE)

References

lists.debian.org/debian-lts-announce/2019/01/msg00011.html (mailing-list, Mailing List, Third Party Advisory)
www.securityfocus.com/bid/106644 (vdb-entry, Broken Link)
bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
lists.opensuse.org/opensuse-security-announce/2019-03/msg00026.html (vendor-advisory, Mailing List, Third Party Advisory)
lists.opensuse.org/opensuse-security-announce/2019-04/msg00045.html (vendor-advisory, Mailing List, Third Party Advisory)
access.redhat.com/errata/RHSA-2019:2177 (vendor-advisory, Third Party Advisory)
lists.debian.org/debian-lts-announce/2023/05/msg00028.html

Frequently asked questions

What is CVE-2019-3811?: CVE-2019-3811 is a medium-severity vulnerability in The Sssd Project, classified under Information Disclosure. CVSS score: 5.2/10. Published 2019-01-15.
How severe is CVE-2019-3811?: Medium severity. CVSS v3 base score is 5.2 out of 10.