CVE-2018-12559

Name: CVE-2018-12559
Creator: NVD / NIST
Published: 2018-06-19T05:29:00.307+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.07%

Last modified Jun 17, 2026

CVE-2018-12559 is a vulnerability of currently unknown severity. 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. EPSS estimates a 2.07% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

2.07%

79.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Cantata Project	Cantata	<= 2.3.1

References

http://www.openwall.com/lists/oss-security/2018/06/18/1Mailing List, Technical Description
https://github.com/CDrummond/cantata/commit/afc4f8315d3e96574925fb530a7004cc9e6ce3d3Patch, Technical Description
http://www.openwall.com/lists/oss-security/2018/06/18/1Mailing List, Technical Description
https://github.com/CDrummond/cantata/commit/afc4f8315d3e96574925fb530a7004cc9e6ce3d3Patch, Technical Description

Timeline

Published: Jun 19, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-12559?

How severe is CVE-2018-12559?

Severity scoring for CVE-2018-12559 is pending analysis. The EPSS model estimates a 2.07% probability of exploitation in the next 30 days.

How do I fix CVE-2018-12559?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-12559?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST