Arch Linux: 201909-3 Critical: Exim Arbitrary Command Execution

Arch Linux Security Advisory ASA-201909-3
========================================
Severity: Critical
Date    : 2019-09-06
CVE-ID  : CVE-2019-15846
Package : exim
Type    : arbitrary command execution
Remote  : Yes
Link    : https://security.archlinux.org/AVG-1037

Summary
======
The package exim before version 4.92.2-1 is vulnerable to arbitrary
command execution.

Resolution
=========
Upgrade to 4.92.2-1.

# pacman -Syu "exim>=4.92.2-1"

The problem has been fixed upstream in version 4.92.2.

Workaround
=========
None.

Description
==========
Exim before 4.92.2 allows remote attackers to execute arbitrary code as
root via a trailing backslash.

Impact
=====
A remote attacker is able to execute arbitrary commands with root
privileges.

References
=========
https://exim.org/static/doc/security/CVE-2019-15846.txt
https://security.archlinux.org/CVE-2019-15846