CVE-2018-14355 Path traversal in n/a

Medium 5.3 Published 17 Jul 2018 Updated 5 Aug 2024

Attackers can exploit directory traversal in mailbox names to access or modify files outside the intended directory.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2018-14355?

CVE-2018-14355 is a medium-severity path traversal vulnerability in Canonical Ubuntu Linux, published on 17 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. imap/util.c mishandles ".." directory traversal in a mailbox name.

Weakness: CWE-22

Which versions are affected by CVE-2018-14355?

It affects 4 products.

Linux distribution packages (8)

`mutt` Red Hat:enterprise_linux:7::client	All versions	`5:1.5.21-29.el7`
`mutt-debuginfo` Red Hat:enterprise_linux:7::client	All versions	`5:1.5.21-29.el7`
`mutt` Red Hat:enterprise_linux:7::computenode	All versions	`5:1.5.21-29.el7`
`mutt-debuginfo` Red Hat:enterprise_linux:7::computenode	All versions	`5:1.5.21-29.el7`
`mutt` Red Hat:enterprise_linux:7::server	All versions	`5:1.5.21-29.el7`
`mutt-debuginfo` Red Hat:enterprise_linux:7::server	All versions	`5:1.5.21-29.el7`
`mutt` Red Hat:enterprise_linux:7::workstation	All versions	`5:1.5.21-29.el7`
`mutt-debuginfo` Red Hat:enterprise_linux:7::workstation	All versions	`5:1.5.21-29.el7`

Products include Canonical Ubuntu Linux, Debian Debian Linux, Mutt Mutt, Neomutt Neomutt.

How do I fix CVE-2018-14355?

Upgrade to a fixed version.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2018-14355 being exploited?

There is no known exploitation of CVE-2018-14355 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as ALPINE-CVE-2018-14355, DEBIAN-CVE-2018-14355, GHSA-m3pf-cr3h-p92g, RHSA-2020:1126, UBUNTU-CVE-2018-14355.