Vulnerability Attack Case: Installation of a Web Shell and Execution of a Scanner by Exploiting a Telerik UI Vulnerability

Vulnerability Attack Case: Installation of a Web Shell and Execution of a Scanner by Exploiting a Telerik UI Vulnerability

The AhnLab SEcurity intelligence Center (ASEC) has identified two vulnerability attack cases that exploited a remote code execution vulnerability (CVE-2019-18935) targeting unpatched Telerik UI for ASP.NET AJAX servers. In the first incident, after exploiting the vulnerability, the attacker executed a reverse shell, attempted to perform privilege escalation, and installed a

Case of Attacks Targeting South Korean Web Servers Using MeshAgent and SuperShell

Case of Attacks Targeting South Korean Web Servers Using MeshAgent and SuperShell

Lately, attacks on South Korean web servers utilizing MeshAgent and SuperShell have been identified. The presence of ELF-based malware at the malicious code distribution address suggests that the attackers are targeting not only Windows servers but also Linux servers. It is assumed that the attackers installed a web shell using