Cisco email security products actively targeted in zero-day campaign

A China-affiliated threat actor has been abusing a zero-day vulnerability in multiple Cisco email appliances to gain access to the underlying system and establish persistence. Cisco confirmed the news in a blog post and a security advisory, urging users to Read More …

Bringing Access Back — Initial Access Brokers Exploit F5 BIG-IP (CVE-2023-46747) and ScreenConnect

During the course of an intrusion investigation in late October 2023, Mandiant observed novel N-day exploitation of CVE-2023-46747 affecting F5 BIG-IP Traffic Management User Interface. Additionally, in February 2024, Mandiant researchers observed exploitation of Connectwise ScreenConnect CVE-2024-1709 by the same Read More …