wpa_supplicant question

Roy Badami roy at gnomon.org.uk
Fri Jan 16 19:36:35 EST 2004


>>>>> "Jouni" == Jouni Malinen <jkmaline at cc.hut.fi> writes:

    Jouni> wpa_supplicant configures the driver to drop all
    Jouni> unencrypted frames (both TX and RX), so this scenario
    Jouni> should not happen if wpa_supplicant is running.

Does it do this before backgrounding itself (to avoid the race
condition)?

    Jouni> Closest think to this in the current version would be to
    Jouni> disable unencrypted frames with 'iwpriv wlan0
    Jouni> drop_unencrypte 1' just after loading the driver. This does
    Jouni> not prevent association, but should prevent data traffic
    Jouni> (unless of course encryption keys are set).

Hmm, are the encryption keys really unset, or just set to default values?

ie could an attacker set up a WEP-enabled AP with the correct default
keys and exchange traffic that way?

	-roy



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