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ChristophwurstH1:803734HistoryFeb 24, 2020 - 2:56 p.m.
Nextcloud: Mail does not verify IMAP/SMTP host connected via TLS
2020-02-2414:56:20
christophwurst
hackerone.com
13
EPSS
0.001
Percentile
50.0%
The Mail app should verify that the servers it connects to are listed in the certificate’s CN. Otherwise the connection should be aborted.
Originally reported at https://github.com/nextcloud/mail/issues/308
Impact
The app could be forced into connecting to an insecure server.
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