SAP Knowledge Base Article - Preview

2904874 - HTTP 403 response from various BI URLs with nginx Proxy / Load Balancer

Symptom

  • It is observed in the platform that HTTP 403 responses are seen for certain BI URLs, eg:
    http://<HOST>/BOE/portal/1910261105/PlatformServices/jsp/fioribi/instanceTitle.jsp?cafWebSesInit=true<TRUNCATED>

  • The following response is returned:

    Type Status Report

    Message ???boetrustguard.TokenCreationFailed???[/BOE/portal/1910261105/PlatformServices/jsp/fioribi/instanceTitle.jsp] ???boetrustguard.TokenCreationFailedValue??? [MDAwRE9aRTBFVGBNWDIzZj86Nj9lVGBBbjhPPFdRMDAEQ,MDAwRE9aRTBFVGBNWDIzZj86Nj9lVGBBbjhPPFdRMDAEQ] ???boetrustguard.TokenCreationFailedMessage???[???boetrustguard.token.missing???]

    Description The server understood the request but refuses to authorize it.

  • This only occurs when requests go through nginx before reaching Tomcat, when the same workflow is performed directly connecting to Tomcat, there is no issue


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Environment

  • SAP BusinessObjects Business Intelligence Platform 4.x (BI 4.0 / 4.1 / 4.2)
  • nginx
  • Windows
  • Linux / Unix  

Product

SAP BusinessObjects Business Intelligence platform 4.1 ; SAP BusinessObjects Business Intelligence platform 4.2

Keywords

[Enter your Keywords here...] , KBA , BI-BIP-DEP , Webapp Deployment, Networking, Vulnerabilities, Webservices , Problem

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