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Update hf_mf_uid_downgrade.lua

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Expanding the description for the downgrade and what causes it

Signed-off-by: Adam Jon Foster <me@evildaemond.com>
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Adam Jon Foster 2024-01-14 12:24:47 +08:00 committed by GitHub
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client/luascripts/hf_mf_uid_downgrade.lua
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@ -10,7 +10,10 @@ copyright = ''
author = "Adam Foster (evildaemond)" author = "Adam Foster (evildaemond)"
version = 'v0.0.1' version = 'v0.0.1'
desc = [[ desc = [[
Convert a facility code and card number to a Mifare Classic UID, which can be used as part of a downgrade attack. Convert a facility code and card number to a Mifare Classic UID, which can be used as part of a downgrade attack.
This abuses the fact that some controllers interpret the UID for Mifare Classic cards as a CN and FN, it requires the controller to interpret the wiegand payload in this way.
The example of FC 146 CN 5 would be read by the reader and send as a payload like 0920005, where 9200 is dec 146 and 05 is interpreted as 5
Working on HID Readers with any of the following enabled Working on HID Readers with any of the following enabled
- Generic 14333A - Generic 14333A