USN-3316-1: FreeRADIUS vulnerability
7 June 2017
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.04
FreeRADIUS would allow unintended access over the network.
- freeradius - high-performance and highly configurable RADIUS server
Stefan Winter and Luboš Pavlíček discovered that FreeRADIUS incorrectly handled the TLS session cache. A remote attacker could possibly use this issue to bypass authentication by resuming an unauthenticated session.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.