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                              <td class="page-title-pattern-first-line " style="padding: 0; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px;"><a href="https://shibboleth.atlassian.net/browse/IDP?atlOrigin=eyJpIjoiMDBlNzBhNWZkZGI1NDY4ZGI3ODg4NDI5MmFjYWIyYzgiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none;">Identity Provider</a> / <a href="https://shibboleth.atlassian.net/browse/IDP-2109?atlOrigin=eyJpIjoiMDBlNzBhNWZkZGI1NDY4ZGI3ODg4NDI5MmFjYWIyYzgiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none;"><img src="cid:jira-generated-image-avatar-2fcf8ec6-68fe-4cbf-9796-bdbc550ff3fb" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom;"></a> <a href="https://shibboleth.atlassian.net/browse/IDP-2109?atlOrigin=eyJpIjoiMDBlNzBhNWZkZGI1NDY4ZGI3ODg4NDI5MmFjYWIyYzgiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none;">IDP-2109</a></td>
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                              <th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0;">Issue Type:</th>
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                              <th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0;">Affects Versions:</th>
                              <td style="border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top;">4.3.0</td>
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                              <th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0;">Created:</th>
                              <td style="border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top;">14/May/23 10:03 PM</td>
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                              <td style="border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top;"><a class="user-hover" rel="557058:9e33c654-fa34-43c9-a1c1-fcc1c32d3528" style="color: #3b73af; text-decoration: none;" id="email_557058:9e33c654-fa34-43c9-a1c1-fcc1c32d3528" href="https://shibboleth.atlassian.net/secure/ViewProfile.jspa?accountId=557058%3A9e33c654-fa34-43c9-a1c1-fcc1c32d3528"> Vlad Mencl </a></td>
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                              <td class="text-paragraph-pattern-container mobile-resize-text " style="border-collapse: collapse; padding: 0 0 10px;"><p style="margin-bottom:10px; margin: 10px 0 0; margin-top: 0;">Hi,</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">I stumbled upon this when configuring REFEDS MFA on our IdPs.</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">According to <a href="https://docs.oasis-open.org/security/saml/v2.0/errata05/os/saml-v2.0-errata05-os.html" class="external-link" rel="nofollow noreferrer" style="color: #3b73af; text-decoration: none;">SAML Version 2.0 Errata 05</a> E65: Second-level StatusCode:<br> {noformat}</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">If none of the specified classes or declarations can be satisfied in accordance with the rules below, then the responder MUST return a <Response> message with a <b>top-level <StatusCode> value of urn:oasis:names:tc:SAML:2.0:status:Responder and MAY return a</b> second-level <StatusCode> of urn:oasis:names:tc:SAML:2.0:status:NoAuthnContext.</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">{noformat}</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">However, I can see that the IdP responds with:</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">{code}<br> <saml2p:Status><br> <saml2p:StatusCode Value="urn:oasis:names:tc:SAML:2.0:status:Requester"><br> <saml2p:StatusCode Value="urn:oasis:names:tc:SAML:2.0:status:NoAuthnContext" /><br> </saml2p:StatusCode><br> <saml2p:StatusMessage>An error occurred.</saml2p:StatusMessage><br> </saml2p:Status><br> {code}</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">I.e., it uses a <tt>Requester</tt> top-level code, even though the specification asks for <tt>Responder</tt>.</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">I can see an entry matching the observed behaviour in <tt>idp-conf-impl/src/main/resources/net/shibboleth/idp/conf/saml-utilities.xml</tt>.</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">This is not causing anything else to break (not something I’d know of) … but since I spotted the implementation does not follow the spec, I thought I should at least raise it to have it recorded somewhere.</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">Hope this report is useful.</p> <p style="margin-top:0;margin-bottom:10px; margin: 10px 0 0;">Cheers,<br> Vlad</p></td>
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