Context By the end of 2022, CERT Intrinsec dealt with the newly discovered bypass of ProxyNotShell named OWASSRF. This article details the modus operandi of a threat actor that exploited this vulnerability. On day one, the attackers leveraged vulnerable Exchange...
Context During 2022, a company discovered that one of their equipments was communicating with a known command and control server. As a result, the company decided to contact CERT Intrinsec in order to get help to handle the security breach and manage the crisis. CERT...