critical
9.8
CWE
287
Advisory Published
Updated

CVE-2017-9148

First published: Mon May 29 2017(Updated: )

The TLS session cache in FreeRADIUS 2.1.1 through 2.1.7, 3.0.x before 3.0.14, 3.1.x before 2017-02-04, and 4.0.x before 2017-02-04 fails to reliably prevent resumption of an unauthenticated session, which allows remote attackers (such as malicious 802.1X supplicants) to bypass authentication via PEAP or TTLS.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/freeradius<3.0.14
3.0.14
FreeRADIUS FreeRADIUS=2.1.1
FreeRADIUS FreeRADIUS=2.1.2
FreeRADIUS FreeRADIUS=2.1.3
FreeRADIUS FreeRADIUS=2.1.4
FreeRADIUS FreeRADIUS=2.1.6
FreeRADIUS FreeRADIUS=2.1.7
FreeRADIUS FreeRADIUS=3.0.0
FreeRADIUS FreeRADIUS=3.0.1
FreeRADIUS FreeRADIUS=3.0.2
FreeRADIUS FreeRADIUS=3.0.3
FreeRADIUS FreeRADIUS=3.0.4
FreeRADIUS FreeRADIUS=3.0.5
FreeRADIUS FreeRADIUS=3.0.6
FreeRADIUS FreeRADIUS=3.0.7
FreeRADIUS FreeRADIUS=3.0.8
FreeRADIUS FreeRADIUS=3.0.9
FreeRADIUS FreeRADIUS=3.1.0
FreeRADIUS FreeRADIUS=3.1.1
FreeRADIUS FreeRADIUS=3.1.2
FreeRADIUS FreeRADIUS=3.1.3
FreeRADIUS FreeRADIUS=4.0.0

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2017-9148?

    CVE-2017-9148 has a medium severity level due to its ability to bypass authentication.

  • How do I fix CVE-2017-9148?

    To mitigate CVE-2017-9148, upgrade FreeRADIUS to version 3.0.14 or later.

  • Which versions of FreeRADIUS are affected by CVE-2017-9148?

    FreeRADIUS versions 2.1.1 through 2.1.7, all 3.0.x versions before 3.0.14, and 3.1.x versions before February 4, 2017, are affected.

  • Can CVE-2017-9148 be exploited remotely?

    Yes, remote attackers can exploit CVE-2017-9148 to bypass authentication.

  • What type of attacks can CVE-2017-9148 facilitate?

    CVE-2017-9148 can facilitate unauthorized access via unauthenticated session resumption.

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