CVE-2018-14354

Description

An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. They allow remote IMAP servers to execute arbitrary commands via backquote characters, related to the mailboxes command associated with a manual subscription or unsubscription.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.28% Top 20%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory mutt.org Vendor Advisory neomutt.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2018:2526 third party advisory vendor advisory
https://gitlab.com/muttmua/mutt/commit/185152818541f5cdc059cbff3f3e8b654fc27c1d third party advisory patch
https://usn.ubuntu.com/3719-3/ third party advisory vendor advisory
https://www.debian.org/security/2018/dsa-4277 third party advisory vendor advisory
https://github.com/neomutt/neomutt/commit/95e80bf9ff10f68cb6443f760b85df4117cb15eb third party advisory patch
https://usn.ubuntu.com/3719-2/ third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/08/msg00001.html third party advisory mailing list
https://security.gentoo.org/glsa/201810-07 third party advisory vendor advisory
http://www.securityfocus.com/bid/104925 vdb entry third party advisory
http://www.mutt.org/news.html release notes vendor advisory
https://neomutt.org/2018/07/16/release release notes vendor advisory
https://usn.ubuntu.com/3719-1/ third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-14354?
CVE-2018-14354 has been scored as a critical severity vulnerability.
How to fix CVE-2018-14354?
To fix CVE-2018-14354, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-14354 being actively exploited in the wild?
It is possible that CVE-2018-14354 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.