{"id":16310,"date":"2026-09-04T19:05:16","date_gmt":"2026-09-04T11:05:16","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-49842"},"modified":"2026-09-04T19:05:16","modified_gmt":"2026-09-04T11:05:16","slug":"cve-2026-49842","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-49842","title":{"rendered":"CVE-2026-49842 [HIGH] &#8211; FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from pr"},"content":{"rendered":"<p>FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.1, mod_verto&#8217;s WebSocket frame loop intercepts a #-prefixed speed-test protocol (#SPU \/ #SPB \/ #SPE) before any authentication check. The declared payload size in #SPU was parsed with atoi() and only rejected non-positive values, so an unauthenticated peer could request up to INT_MAX bytes. The server then wrote roughly size * 10 bytes back during the download phase, on the order of 20 GB per request, yielding strong outbound bandwidth amplification from a short request. This issue has been patched in version 1.11.1.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version <\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-16310","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/16310","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16310"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}