Exim could be made to access sensitive information or bypass authentication if it received a specially crafted input.
It was discovered that Exim incorrectly handled certain inputs. An remote attacker could possibly use this issue to access sensitive information or authentication bypass.
19 May 2020
A security issue affects these releases of Ubuntu and its derivatives:
Exim could be made to access sensitive information or bypass authentication if it received a specially crafted input.
It was discovered that Exim incorrectly handled certain inputs. An remote attacker could possibly use this issue to access sensitive information or authentication bypass.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.