REDHAT-BUG-1737663
First published: Tue Aug 06 2019(Updated: )
A flaw was found in the implementation of EAP-pwd in FreeRADIUS. An attacker could initiate several EAP-pwd handshakes to leak information, which can then be used to recover the user's WiFi password by performing dictionary and brute-force attacks. References: <a href="https://wpa3.mathyvanhoef.com/#new">https://wpa3.mathyvanhoef.com/#new</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeRADIUS FreeRADIUS |
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Reference Links
- https://wpa3.mathyvanhoef.com/#new
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1737664
- https://github.com/FreeRADIUS/freeradius-server/commit/3ea2a5a026e73d81cd9a3e9bbd4300c433004bfa
- https://access.redhat.com/errata/RHSA-2020:1672
- https://access.redhat.com/security/cve/cve-2019-13456
- https://access.redhat.com/errata/RHSA-2020:3984
- https://bugzilla.redhat.com/show_bug.cgi?id=1737663
Frequently Asked Questions
What is the severity of REDHAT-BUG-1737663?
The severity of REDHAT-BUG-1737663 is considered significant due to the potential for leakage of sensitive user information.
How do I fix REDHAT-BUG-1737663?
To fix REDHAT-BUG-1737663, ensure that you update to the latest version of FreeRADIUS that includes security patches addressing this vulnerability.
What causes REDHAT-BUG-1737663?
REDHAT-BUG-1737663 is caused by a flaw in the implementation of EAP-pwd in the FreeRADIUS software, allowing attackers to initiate multiple handshakes.
Who is affected by REDHAT-BUG-1737663?
Users of FreeRADIUS who utilize EAP-pwd for authentication may be affected by REDHAT-BUG-1737663.
What are the potential consequences of REDHAT-BUG-1737663?
The potential consequences of REDHAT-BUG-1737663 include unauthorized recovery of WiFi passwords through information leakage and subsequent brute-force attacks.
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