Related Vulnerabilities: CVE-2016-9963  

It was found that Exim leaked DKIM signing private keys to the "mainlog" log file. As a result, an attacker with access to system log files could potentially access these leaked DKIM private keys.

Severity Medium

Remote Yes

Type Information disclosure

Description

It was found that Exim leaked DKIM signing private keys to the "mainlog" log file. As a result, an attacker with access to system log files could potentially access these leaked DKIM private keys.

AVG-153 exim 4.87-1 4.88-1 Medium Fixed FS#52221

https://exim.org/static/doc/CVE-2016-9963.txt
https://bugs.exim.org/show_bug.cgi?id=1996
http://seclists.org/oss-sec/2016/q4/694