CVE-2020-12397

Published: 07 May 2020

By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.

Priority

Low

CVSS 3 base score: 4.3

Status

Package Release Status
thunderbird
Launchpad, Ubuntu, Debian
Upstream
Released (68.8.0)
Ubuntu 20.04 LTS (Focal Fossa)
Released (1:68.8.0+build2-0ubuntu0.20.04.2)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (1:68.8.0+build2-0ubuntu0.18.04.2)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (1:68.8.0+build2-0ubuntu0.16.04.2)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist