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2486177 - Logout from ABAP system failed when using SAML authentication due to SLO endpoint is missing

Symptom

  • You are using SAML2 authentication for your web application on SAP Netweaver ABAP system. After logout from SAP Netweaver ABAP, one of the following situation happens:

    a. The browser is redirected to the web application start page again without need to logon.
    b. Web page says the logoff succeeded, but if you refresh the browser or open the web application again, you can still access web application start page without need to logon.
     
  • You confirmed logout works well if you don't use SAML2 authentication.
  • In SAML2 trace, the SLO(Single Log Out) endpoint is blank.

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Environment

  • SAP enhancement package 2 for SAP NetWeaver 7.0
  • SAP NetWeaver 7.3
  • SAP enhancement package 1 for SAP NetWeaver 7.3
  • SAP NetWeaver 7.4
  • SAP NetWeaver 7.5 and higher

Product

SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0

Keywords

SLO endpoint IDP SP , KBA , BC-SEC-LGN-SML , SAML 2.0 for ABAP , Problem

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