CVE-2019-3827
Publication date 11 February 2019
Last updated 25 August 2025
Ubuntu priority
Description
An incorrect permission check in the admin backend in gvfs before version 1.39.4 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.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| gvfs | ||
| 18.04 LTS bionic |
Fixed 1.36.1-0ubuntu1.3
|
|
| 16.04 LTS xenial |
Not affected
|
|
| 14.04 LTS trusty | Not in release |
Notes
Severity score breakdown
CVSS version: CVSS v3.0
Base score
7.0 · High
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
References
Related Ubuntu Security Notices (USN)
- USN-3888-1
- GVfs vulnerability
- 12 February 2019