USN-3954-1: FreeRADIUS vulnerabilities
freeradius vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04
- Ubuntu 18.10
- Ubuntu 18.04 LTS
Summary
FreeRADIUS could be made to bypass authentication if it received a
specially crafted input.
Software Description
- freeradius – high-performance and highly configurable RADIUS server
Details
It was discovered that FreeRADIUS incorrectly handled certain inputs.
An attacker could possibly use this issue to bypass authentication.
(CVE-2019-11234, CVE-2019-11235)
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 19.04
- freeradius – 3.0.17+dfsg-1ubuntu2.1
- Ubuntu 18.10
- freeradius – 3.0.16+dfsg-3ubuntu1.1
- Ubuntu 18.04 LTS
- freeradius – 3.0.16+dfsg-1ubuntu3.1
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.