{"id":35981,"date":"2026-10-12T20:32:38","date_gmt":"2026-10-12T12:32:38","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-103903"},"modified":"2026-10-12T20:32:38","modified_gmt":"2026-10-12T12:32:38","slug":"cve-2026-103903","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-103903","title":{"rendered":"CVE-2026-103903 [HIGH] &#8211; An incorrect authorization vulnerability in the WinBox\nauthentication flow of MikroTik Rou"},"content":{"rendered":"<p>An incorrect authorization vulnerability in the WinBox<br \/>\nauthentication flow of MikroTik RouterOS allows a remote authenticated attacker<br \/>\nwith credentials for a low-privilege account permitted to use WinBox to obtain<br \/>\nthe authorization policy of a different existing account. The stage-one EC-SRP<br \/>\nchallenge and proof are verified using the attacker&#8217;s account, while the<br \/>\nindependently supplied stage-two username is used to install the target<br \/>\naccount&#8217;s privileges. By specifying a higher-privilege account such as admin, a<br \/>\nlow-privilege user can obtain a full administrative session without knowing the<br \/>\ntarget account&#8217;s password and can use that session to increase the privileges<br \/>\nof the attacker&#8217;s own account.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An incorrect authorization vulnerability in the WinBox<br \/>\nauthentication flow of MikroTik RouterOS allows a remote authenticated attacker<br \/>\nwith credentials for a low-privilege account permitted to use Win<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-35981","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/35981","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=35981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=35981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=35981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}