client: don't accept non-numerical values for PIN

2017-11-28 19:59:06 +01:00 · 2017-11-28 19:59:06 +01:00 · ae663ffe0c
parent 69067c9280
commit ae663ffe0c
1 changed files with 2 additions and 0 deletions
--- a/trezorlib/client.py
+++ b/trezorlib/client.py
@ -277,6 +277,8 @@ class TextUIMixin(object):
        log("    1 2 3")
        log("Please enter %s: " % desc)
        pin = getpass.getpass('')
+        if not pin.isdigit():
+            raise ValueError('Non-numerical PIN provided')
        return proto.PinMatrixAck(pin=pin)

    def callback_PassphraseRequest(self, msg):