Stack-based buffer overflow in Mutt - CVE-2018-14352
Published: July 31, 2018
Vulnerability identifier: #VU14139
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-2018-14352
CWE-ID: CWE-121
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_quote_string in imap/util.c does not leave room for quote characters. A remote attacker can use FETCH response with a long INTERNALDATE field, trigger stack-based buffer overflow 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-2018-14352
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