CVE-2021-3709: Canonical Apport

Medium severity, CVSS 5.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Function check_attachment_for_errors() in file data/general-hooks/ubuntu.py could be tricked into exposing private data via a constructed crash file. This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;

Affected products

• Canonical Apport: version 2.14.1-0ubuntu1 only; version 2.14.1-0ubuntu2 only; version 2.14.1-0ubuntu3 only; version 2.14.1-0ubuntu3.1 only; version 2.14.1-0ubuntu3.2 only; version 2.14.1-0ubuntu3.3 only; …

Published 2021-10-01. Last modified 2026-06-17.