Re: [tram] [Technical Errata Reported] RFC8489 (6268)

Marc Petit-Huguenin <marc@petit-huguenin.org> Mon, 31 August 2020 12:30 UTC

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To: RFC Errata System <rfc-editor@rfc-editor.org>, gsalguei@cisco.com, jdrosen@jdrosen.net, dwing-ietf@fuggles.com, rohan.ietf@gmail.com, philip_matthews@magma.ca, martin.h.duke@gmail.com, magnus.westerlund@ericsson.com, gonzalo.camarillo@ericsson.com, simon.perreault@logmein.com
Cc: renthraysk@gmail.com, tram@ietf.org
References: <20200830152251.37CA9F4076B@rfc-editor.org>
From: Marc Petit-Huguenin <marc@petit-huguenin.org>
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Date: Mon, 31 Aug 2020 05:29:59 -0700
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Subject: Re: [tram] [Technical Errata Reported] RFC8489 (6268)
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This errata is correct, and there is nobody to blame for that mistake but me.

Magnus, how to you want to proceed for the recomputed test vector?

Thanks.


On 8/30/20 8:22 AM, RFC Errata System wrote:
> The following errata report has been submitted for RFC8489,
> "Session Traversal Utilities for NAT (STUN)".
> 
> --------------------------------------
> You may review the report below and at:
> https://www.rfc-editor.org/errata/eid6268
> 
> --------------------------------------
> Type: Technical
> Reported by: Jared Williams <renthraysk@gmail.com>
> 
> Section: Appendix B.1
> 
> Original Text
> -------------
>  00 01 00 9c      Request type and message length
>  
> 
> Corrected Text
> --------------
>  00 01 00 88      Request type and message length
> 
> Notes
> -----
> The message length in the test vector (9c) is the absolute length of the whole test vector. However from section 5. STUN Message Structure
> 
> "The message length MUST contain the size of the message in bytes, not
>    including the 20-byte STUN header."
> 
> So the message length in the header should be 20 less than absolute length of the whole message. 
> 
> 0x9C - 20, 0x88.
> 
> Also the MESSAGE-INTEGRITY-SHA256 HMAC-SHA256 value of the Test Vector will need recomputing.
> 
> Instructions:
> -------------
> This erratum is currently posted as "Reported". If necessary, please
> use "Reply All" to discuss whether it should be verified or
> rejected. When a decision is reached, the verifying party  
> can log in to change the status and edit the report, if necessary. 
> 
> --------------------------------------
> RFC8489 (draft-ietf-tram-stunbis-21)
> --------------------------------------
> Title               : Session Traversal Utilities for NAT (STUN)
> Publication Date    : February 2020
> Author(s)           : M. Petit-Huguenin, G. Salgueiro, J. Rosenberg, D. Wing, R. Mahy, P. Matthews
> Category            : PROPOSED STANDARD
> Source              : TURN Revised and Modernized
> Area                : Transport
> Stream              : IETF
> Verifying Party     : IESG
> 


-- 
Marc Petit-Huguenin
Email: marc@petit-huguenin.org
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