CVE-2013-6404 Missing authorization in n/a
Authenticated users can read other users' IRC backlogs due to missing user ID verification in the Quassel core server.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-6404?
CVE-2013-6404 is a medium-severity missing authorization vulnerability in n/a, published on 9 Dec 2013. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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/.
Weakness: CWE-264
Which versions are affected by CVE-2013-6404?
It affects 1 product.
Products include Quassel-Irc Quassel Irc.
How do I fix CVE-2013-6404?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2013-6404 being exploited?
There is no known exploitation of CVE-2013-6404 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2013-6404, GHSA-pvv4-25p8-vqx8, MGASA-2013-0362.