Related Vulnerabilities: CVE-2020-28010  

A heap out-of-bounds write in main() has been found in Exim before version 4.94.2.

Severity Medium

Remote No

Type Arbitrary code execution

Description

A heap out-of-bounds write in main() has been found in Exim before version 4.94.2.

AVG-1911 exim 4.94-3 Medium Vulnerable

https://www.openwall.com/lists/oss-security/2021/05/04/6
https://www.qualys.com/2021/05/04/21nails/21nails.txt