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Ubuntu: 3316-1 Critical Advisory for FreeRADIUS Authentication Bypass

ubuntu
Calendar Grey June 7, 2017
Dist Ubuntu Esm H88
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FreeRADIUS would allow unintended access over the network.

Summary

FreeRADIUS would allow unintended access over the network.

Software Description:

- freeradius: high-performance and highly configurable RADIUS server

Details:

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.

Topics%20covered

Topics Covered

security advisory critical ubuntu authentication bypass network exploit

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 17.04:
  freeradius                      3.0.12+dfsg-4ubuntu1.1

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-3316-1

CVE-2017-9148

Severity
critical
Lowest
Low
Medium
High
Critical

June 07, 2017

Topics%20covered

Topics Covered

security advisory critical ubuntu authentication bypass network exploit

Package Information

https://launchpad.net/ubuntu/+source/freeradius/3.0.12+dfsg-4ubuntu1.1

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