Description
An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. The mount target path check in mounter.cpp `mpOk()` is insufficient. A regular user can consequently mount a CIFS filesystem anywhere (e.g., outside of the /home directory tree) by passing directory traversal sequences such as a home/../usr substring.
References (2)
Core 2
Core References
Patch, Technical Description x_refsource_misc
https://github.com/CDrummond/cantata/commit/afc4f8315d3e96574925fb530a7004cc9e6ce3d3
Mailing List, Technical Description x_refsource_misc
http://www.openwall.com/lists/oss-security/2018/06/18/1
Scores
CVSS v3
8.8
EPSS
0.0038
EPSS Percentile
59.6%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-22
Status
published
Products (1)
cantata_project/cantata
< 2.3.1
Published
Jun 19, 2018
Tracked Since
Feb 18, 2026