CVE-2018-12562: An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1

Q: How do I fix CVE-2018-12562?

cantata: upgrade to newer than 2.3.1. Exact commands for each OS are on this page.

Q: Is CVE-2018-12562 being exploited?

CVE-2018-12562 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-12562 affect?

CVE-2018-12562 affects cantata. Severity is critical (CVSS 9.8). An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. The wrapper script 'mount.cifs.wrapper' uses the shell to forward the arguments to the actual mount.cifs binary. The shell evaluates wildcards (such as i

Q: How urgent is CVE-2018-12562?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2018-12562 is a critical-severity flaw (CVSS 9.8) affecting cantata. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. The wrapper script 'mount.cifs.wrapper' uses the shell to forward the arguments to the actual mount.cifs binary. The shell evaluates wildcards (such as in an injected string:/home/../tmp/* string).

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-20
Published	2018-06-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cantata project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-06-19 05:29 UTCPublished CVE record published
2026-06-17 01:37 UTCUpdated Record last modified

cantata project cantata UPGRADE

Affected: <= 2.3.1

Fixed in: newer than 2.3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cantata || rpm -q cantata || cantata --version

2. UPGRADE to newer than 2.3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cantata

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cantata

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-12562?

cantata: upgrade to newer than 2.3.1. Exact commands for each OS are on this page.

Is CVE-2018-12562 being exploited?

CVE-2018-12562 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-12562 affect?

CVE-2018-12562 affects cantata. Severity is critical (CVSS 9.8). An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. The wrapper script 'mount.cifs.wrapper' uses the shell to forward the arguments to the actual mount.cifs binary. The shell evaluates wildcards (such as i

How urgent is CVE-2018-12562?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2018-12561 HIGH 8.8 UPGRADE An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1
CVE-2018-12560 MEDIUM 6.5 UPGRADE An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1
CVE-2018-12559 HIGH 8.8 UPGRADE An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1

References

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