CVE-2019-3827
gvfs: Incorrect authorization in admin backend allows privileged users to read and modify arbitrary files without prompting for password
Severity
ModerateRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · December 27, 2018
Updated · November 22, 2025
Description
An incorrect permission check in the admin backend in gvfs was found that allows reading and modify arbitrary files by privileged users without asking for password when no authentication agent is running. This vulnerability can be exploited by malicious programs running under privileges of users belonging to the wheel group to further escalate its privileges by modifying system files without user's knowledge. Successful exploitation requires uncommon system configuration.
Statement
This issue did not affect the versions of gvfs as shipped with Red Hat Enterprise Linux 6 as they did not include support for admin backend.
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 · 7CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-863 · Incorrect Authorization