SSRF via User-Controlled Push proxyServer in Notifications Push Registration
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原文摘录
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Summary: An authenticated low-privilege user can register a push device with an attacker-controlled `proxyServer` through `POST /ocs/v2.php/apps/notifications/api/v2/push` Later, when a notification is triggered for that user, the backend performs a server-side POST request to …
原文中的代码
- notifications-master\lib\Controller\PushController.php (accepts user proxyServer, NoAdminRequired route) - notifications-master\lib\Push.php (sendNotificationsToProxies(), server-side POST $proxyServer.'/notifications')
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