Password Reset Email not sent

Hi there

One of our clients recently informed us they did not receive a password reset email from Auth0 with instructions. I decided to try it myself and it did not work for me as well. I could see the following in the logs

{
“email_type”: “reset_email”,
“to”: “xxxxxx”,
“error”: “140070537492352:error:141A318A:SSL routines:tls_process_ske_dhe:dh key too small:…/deps/openssl/openssl/ssl/statem/statem_clnt.c:2150:\n”
}

Welcome back, @huzefa.yousuf!

This indicates an error in the provider, and we are letting you know what that error was.

What provider are you using for sending out emails in your tenant?

Hi @joseantonio.rey

Im using my own email provider.

We are using this account elsewhere as well so we know that there is no issue with the account / email provider.

We have had an issue similar to this a while ago, where I lodged the request and it was dealt with

Failure sending Email - Auth0 Community

Hi, @huzefa.yousuf,

I’m currently looking into this. Could you please DM me your tenant name and region?

Thanks!

1 Like

Hi, @huzefa.yousuf,

Thanks for the information you provided via DM. We have checked internally and haven’t been able to find any widespread issues.

Our Engineering team is asking if you could possibly trigger the sending of an email right now.

Thanks!

Hi @joseantonio.rey

I tried sending the email again, but got the exact same issue. Here is the log

{
“date”: “2020-09-16T07:57:27.202Z”,
“type”: “fn”,
“description”: “To: xxxx”,
“connection”: “Username-Password-Authentication”,
“connection_id”: “”,
“client_id”: “msaW3PakUso8HVmjBo-Om_NxzsHYT93U”,
“details”: {
“email_type”: “reset_email”,
“to”: “xxxx”,
“error”: “140117523801984:error:141A318A:SSL routines:tls_process_ske_dhe:dh key too small:…/deps/openssl/openssl/ssl/statem/statem_clnt.c:2150:\n”
},
“log_id”: “90020200916075728378000240595089475212942204761674874898”,
“_id”: “90020200916075728378000240595089475212942204761674874898”,
“isMobile”: false,
“user_agent”: “Other 0.0.0 / Other 0.0.0”
}

Hi, @huzefa.yousuf,

Our Engineering team was able to identify this and is getting corrected soon.

However, from the nature of the error (key too small), I strongly advise to increase the size of your key, or to upgrade the TLS version you are using in the SMTP server.

I’ll let you know once this has been fully addressed.

Hi @joseantonio.rey

Thanks for the update.
The SMTP server is outside of my control, we are using that from our domain provider

Please let me know when its resolved

Thanks again

@huzefa.yousuf Could you give this another try? This should be ready for you now. Thanks!

hi @joseantonio.rey

I tested that and can confirm its resolved. Thanks for the prompt response and action on this Auth0 Team

Great product and great service :+1: :+1: :+1: :+1:

thanks for update and quick reply mygiftcardsite, I have same issue.
Thanks community member for your valuable solution.

No worries! We’re here for you!

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