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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=DE-AT link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='color:windowtext'>Thank you, but will there also the XLOG message in my kamailio.log file if I use the config.yml setting?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'>Btw: in witch format I have to insert the UA here?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ua_patterns: []</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'>is this format correct?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'>Ua_pattern: [“</span><i><span lang=EN-US style='font-size:9.0pt'>friendly-request”,"^sipcli.+",”abcd”)</span></i><span lang=EN-US style='color:windowtext'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'>Thanks again<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:windowtext'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=DE style='color:windowtext;mso-fareast-language:DE-AT'>Von:</span></b><span lang=DE style='color:windowtext;mso-fareast-language:DE-AT'> Spce-user <spce-user-bounces@lists.sipwise.com> <b>Im Auftrag von </b>José María Caballero Alba<br><b>Gesendet:</b> Mittwoch, 20. März 2019 10:37<br><b>An:</b> spce-user@lists.sipwise.com<br><b>Betreff:</b> Re: [Spce-user] Upgrade from 5.5.5 to 6.5.3 - Block Useragent Edit<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span class=tlid-translation><span lang=EN>Hi,</span></span><span lang=EN><br><br><span class=tlid-translation>You can use the yml configuration so it will be cleaner and you will not have to use templates or re-apply them in the future when you update the system.</span><br><br><span class=tlid-translation>Greetings.</span></span><span lang=EN> </span><span style='mso-fareast-language:DE-AT'><o:p></o:p></span></p><p>José María Caballero<o:p></o:p></p><div><p class=MsoNormal>El 20/3/19 a las 0:58, Hohl Matthias escribió:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span lang=EN-US>in version 5.5.5 I did following edit, to secure against useragent sip attacks.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>In the new 6.5.3 version I found a setting in the config.yml to define the block useragents there.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>So is my edit needed anymore or should I use the “block_useragents” setting in the config.yml?</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>Is there also the XLOG Warning? I couldn’t found any information in the kamailio.tt2 about this.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>+ block_useragents:</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>+ action: reject</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>+ enable: no</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>+ mode: blacklist</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>+ ua_patterns: []</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:Consolas;color:white;background:#121212'>/etc/ngcp-config/templates/etc/kamailio/lb/kamailio.cfg.customtt.tt2</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:DE-AT'> </span><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'>add the following lines under "request_route":</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'> </span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'>{</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'>...</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'>if(!sanity_check(“1511″, “7”))</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'>{</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'>xlog(“L_WARN”, “Malformed SIP message detected – [% logreq_init -%]¥n”);</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'>exit;</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'>}</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'> ## filtering by UA : blacklist</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'> if( is_method("REGISTER|INVITE") && ($ua =‾ "friendly-scanner" || $ua =‾ "friendly-request" || $ua =‾ "sipvicious" || $ua =‾ "^sipcli.+") )</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'> {</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'> xlog("L_WARN", "Request rejected, malicious UA='$ua' from IP=$si - [% logreq_init -%]¥n");</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'> exit;</span></i><o:p></o:p></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt'> }</span></i><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span style='mso-fareast-language:DE-AT'><br><br><o:p></o:p></span></p><pre>_______________________________________________<o:p></o:p></pre><pre>Spce-user mailing list<o:p></o:p></pre><pre><a href="mailto:Spce-user@lists.sipwise.com">Spce-user@lists.sipwise.com</a><o:p></o:p></pre><pre><a href="https://lists.sipwise.com/listinfo/spce-user">https://lists.sipwise.com/listinfo/spce-user</a><o:p></o:p></pre></blockquote><pre><o:p> </o:p></pre></div></body></html>