WPA PSK-key length problem?

Holger Schurig hs4233 at mail.mn-solutions.de
Tue Mar 8 03:14:57 EST 2005


> This is the WPA IE wpa_supplicant is trying to use and I did not see
> any AssocInfo events updating it.

There is just one problem: The packet that the Cisco dumps ...

----------------

*Mar  1 00:34:59.531: EAPOL Version: 0x1  type: 0x3  length: 0x0077
*Mar  1 00:34:59.531: EAP code: 0xFE id: 0x1  length: 0x0900 type: 0x20
00E021B0:                   01030077 FE010900          ...w~...
00E021C0: 20000000 00000000 01F353C6 C8D8EB7D   ........sSFHXk}
00E021D0: 6843E1F1 8BA8024B 66A4380D 86875A70  hCaq.(.Kf$8...Zp
00E021E0: 7EE7C948 908F2ADB 60000000 00000000  ~gIH..*[`.......
00E021F0: 00000000 00000000 00000000 00000000  ................
00E02200: 00000000 00000000 007D68EB 33AFD6EA  .........}hk3/Vj
00E02210: 84E624D9 F2DF0902 7D0018DD 160050F2  .f$Yr_..}..]..Pr
00E02220: 01010000 50F20201 000050F2 02010000  ....Pr....Pr....
00E02230: 50F202 
----------------

... contains exactly the same WPA IE wether I associate successfully from 
Windows XP, Linux 2.6 + madwifi. And also the same WPA IE when I 
"associate" unsuccessfully from Linux 2.4/XScale + hermes.

         Vs Ty Len  EAP Inf Len  Replay Counter
hermes:  01 03 0077 FE 0109 0020 0000000000000001 
madwifi: 01 03 0077 FE 0109 0020 0000000000000001 
Win XP:  01 03 0077 FE 0109 0020 0000000000000002 

         Nonce
hermes:  F353C6C8D8EB7D6843E1F18BA8024B66A4380D86875A707EE7C948908F2ADB60
madwifi: 852C5D7E20D5B539B6788EE12B58FA755223062BEF5CFDB45AA81EA14FB04DBB
Win XP:  A0D6FCB2D9F1F3335A30DA6DB38A91EDF3F623EC818C6A06B4605D63E7015265

         Key IV                           Key RSC
hermes:  00000000000000000000000000000000 0000000000000000
madwifi: 00000000000000000000000000000000 0000000000000000
Win XP:  00000000000000000000000000000000 0000000000000000

         Key Id           MIC                             
hermes:  0000000000000000 7D68EB33AFD6EA84E624D9F2DF09027D
madwifi: 0000000000000000 6B0C387518088E4A64E872CDC163EE4E
Win XP:  0000000000000000 AD6225E12439847C8581756F29254C16

hermes:  0018 DD160050F20101000050F20201000050F20201000050F202
madwifi: 0018 DD160050F20101000050F20201000050F20201000050F202
Win XP:  0018 DD160050F20101000050F20201000050F20201000050F202



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