A vulnerability has been identified in FreeRADIUS, which could be exploited by attackers to cause a denial of service. This flaw is due to an input validation error in the EAP-MSCHAPv2 module when handling an EAP-MSCHAPv2 state machine, which could be exploited by a malicious radius client to bypass server authentication checks and cause a vulnerable server to crash.
Credits
Vulnerability reported by Steffen Schuster
ChangeLog
2006-03-21 : Initial release
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