USN-4517-1: Email-Address-List vulnerability

17 September 2020

Email-Address-List could be made to remotely exhaust resources if it received specially crafted email data.

Releases

Packages

  • libemail-address-list-perl - RFC close address list parsing

Details

It was discovered that Email-Address-List does not properly parse email
addresses during email-ingestion. A remote attacker could use this issue
to cause an algorithmic complexity attack, resulting in a denial of
service. (CVE-2018-18898)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.

References