CVE-2019-3811
sssd: fallback_homedir returns '/' for empty home directories in passwd file
Severity
ModerateRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · December 4, 2018
Updated · June 27, 2026
Description
A vulnerability was found in sssd where, 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().
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 4.1CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
CWE-1188 · Initialization of a Resource with an Insecure Default