{"id":13405,"date":"2026-09-04T19:00:06","date_gmt":"2026-09-04T11:00:06","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-57026"},"modified":"2026-09-04T19:00:06","modified_gmt":"2026-09-04T11:00:06","slug":"cve-2026-57026","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-57026","title":{"rendered":"CVE-2026-57026 [HIGH] &#8211; An Improper Validation of Syntactic Correctness of Input vulnerability in the SIP plugin o"},"content":{"rendered":"<p>An Improper Validation of Syntactic Correctness of Input vulnerability in the SIP plugin of Juniper Networks Junos OS on MX Series with SPC3 and SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS).If the SIP ALG is enabled on an affected device, the processing of a malformed SIP invite packet will cause a flow processing daemon (flowd) crash and restart. This leads to a complete service outage until the system has automatically recovered.<\/p>\n<p>This issue affects Junos OS on MX Series with SPC3 and SRX Series:<\/p>\n<p>  *  all versions before 23.2R2-S7,<br \/>\n  *  23.4 versions before 23.4R2-S8,<br \/>\n  *  24.2 versions before 24.2R2-S5,<br \/>\n  *  24.4 versions before 24.4R2-S4,<br \/>\n  *  25.2 versions before 25.2R2,<br \/>\n  *  25.4 versions before 25.4R1-S2.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An Improper Validation of Syntactic Correctness of Input vulnerability in the SIP plugin of Juniper Networks Junos OS on MX Series with SPC3 and SRX Series allows an unauthenticated, network-based att<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-13405","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/13405","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=13405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=13405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=13405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}