CVE-2013-0240: Canonical Ubuntu Linux

Medium severity, CVSS 4.3. EPSS: 1.4% chance of exploitation in the next 30 days.

Gnome Online Accounts (GOA) 3.4.x, 3.6.x before 3.6.3, and 3.7.x before 3.7.5, does not properly validate SSL certificates when creating accounts such as Windows Live and Facebook accounts, which allows man-in-the-middle attackers to obtain sensitive information such as credentials by sniffing the network.

Affected products

• Canonical Ubuntu Linux: version 11.10 only; version 12.04 only; version 12.10 only
• Gnome Gnome Online Accounts: version 3.4.0 only; version 3.4.1 only; version 3.6.0 only; version 3.6.1 only; version 3.6.2 only; version 3.7.1 only; …

Published 2013-04-02. Last modified 2026-06-16.