CISA description
Exim allows local users to gain privileges by leveraging the ability of the exim user account to specify an alternate configuration file with a directive that contains arbitrary commands.
CVE-2010-4345
Exim · Exim
Exim Privilege Escalation Vulnerability
Required action
Apply updates per vendor instructions.
Notes & references
Where this lands in 800-53
Vulnerability data triggers these controls during assessment and continuous monitoring.