CVE-2013-6404: Quassel-Irc Quassel Irc

Medium severity, CVSS 4.0. EPSS: 2.1% chance of exploitation in the next 30 days.

Quassel core (server daemon) in Quassel IRC before 0.9.2 does not properly verify the user ID when accessing user backlogs, which allows remote authenticated users to read other users' backlogs via the bufferid in (1) 16/select_buffer_by_id.sql, (2) 16/select_buffer_by_id.sql, and (3) 16/select_buffer_by_id.sql in core/SQL/PostgreSQL/.

Affected products

• Quassel-Irc Quassel Irc: up to and including 0.9.1; version 0.9.0 only

Published 2013-12-09. Last modified 2026-06-17.