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  1. Undertow
  2. UNDERTOW-592

web proxy scanners causing undertow errors

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      Description

      Automated web proxy scanners that scan networks for signs of vulnerabilities, i.e open proxies provoke following errorrs being spitted out during their "server probing"

      io.undertow.request Undertow request failed HttpServerExchange{ CONNECT proxytest.zmap.io:80}: java.lang.IllegalArgumentException: UT000068: Servlet path match failed
              at io.undertow.servlet.handlers.ServletPathMatchesData.getServletHandlerByPath(ServletPathMatchesData.java:83)
      

      location from where it is thrown says

      //this should never happen
      //as the default servlet is aways registered under /*
      

      also seeing lots of following errors

      // Some comments here
      io.undertow.request UT005001: An exception occurred processing the request: java.net.URISyntaxException: Relative path in absolute URI: https://zc.qq.com:443http://zc.qq.com/cgi-bin/common/attr?id=260714&r=0.2443472354574447
              at java.net.URI.checkPath(Unknown Source) [rt.jar:1.7.0_71]
              at java.net.URI.<init>(Unknown Source) [rt.jar:1.7.0_71]
              at io.undertow.security.handlers.SinglePortConfidentialityHandler.getRedirectURI(SinglePortConfidentialityHandler.java:51) [undertow-core-1.1.8.Final.jar:1.1.8.Final]
      
      

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              • Assignee:
                swd847 Stuart Douglas
                Reporter:
                zekoslavzeko Zekoslav Zeko
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                • Created:
                  Updated:
                  Resolved: