From f72fa3b2abd2bf18540460b37bf9ca1c8a479b7f Mon Sep 17 00:00:00 2001 From: Kim Alvefur Date: Fri, 22 May 2020 20:59:01 +0200 Subject: util.sasl.scram: Apply saslprep before hashing password, fixes #1560 --- util/sasl/scram.lua | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/util/sasl/scram.lua b/util/sasl/scram.lua index 043f328b..f64feb8b 100644 --- a/util/sasl/scram.lua +++ b/util/sasl/scram.lua @@ -106,6 +106,10 @@ local function getAuthenticationDatabaseSHA1(password, salt, iteration_count) if iteration_count < 4096 then log("warn", "Iteration count < 4096 which is the suggested minimum according to RFC 5802.") end + password = saslprep(password); + if not password then + return false, "password fails SASLprep"; + end local salted_password = Hi(password, salt, iteration_count); local stored_key = sha1(hmac_sha1(salted_password, "Client Key")) local server_key = hmac_sha1(salted_password, "Server Key"); -- cgit v1.2.3