Path traversal in Mutt - CVE-2018-14362

 

Path traversal in Mutt - CVE-2018-14362

Published: July 31, 2018


Vulnerability identifier: #VU14148
CSH Severity: Low
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-14362
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to obtain potentially sensitive information cause DoS condition on the target system.

The vulnerability exists due to forbid characters that may have unsafe interaction with message-cache pathnames, as demonstrated by a '/' character. A remote attacker can conduct directory traversal attack and gain access to arbitrary data or cause the service to crash.


Affected software

Mutt
Arch Linux
Gentoo Linux
Debian Linux
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux for Power
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for ARM
Red Hat Enterprise Linux EUS Compute Node
Opensuse
Fedora
mutt (Alpine package)
mutt

How to mitigate CVE-2018-14362

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

External References

Related Security Bulletins