Improper input validation in Mutt - CVE-2018-14351
Published: July 31, 2018
Vulnerability identifier: #VU14138
CSH Severity: Low
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-14351
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to imap/command.c mishandles a long IMAP status mailbox literal count size. A remote attacker can supply specially crafted input and cause the service to crash.
Affected software
Mutt
Arch Linux
Debian Linux
Gentoo Linux
Opensuse
Fedora
mutt (Alpine package)
mutt
Arch Linux
Debian Linux
Gentoo Linux
Opensuse
Fedora
mutt (Alpine package)
mutt
How to mitigate CVE-2018-14351
Update to version 1.10.1.
Mutt - update to 1.10.1
mutt (Alpine package) - update to 1.10.1-r0
mutt - addressed in versions 1.9.2-2.fc27, 1.10.1-1.fc28
mutt (Alpine package) - update to 1.10.1-r0
mutt - addressed in versions 1.9.2-2.fc27, 1.10.1-1.fc28