2024 Firewall Hacking VPN 
Security Affairs
APRIL 16, 2024
Cisco Talos warns of large-scale brute-force attacks against a variety of targets, including VPN services, web application authentication interfaces and SSH services. Pierluigi Paganini Follow me on Twitter: @securityaffairs and Facebook and Mastodon ( SecurityAffairs – hacking, brute-force )
Security Affairs
MAY 8, 2024
TunnelVision is a new VPN bypass technique that enables threat actors to spy on users’ traffic bypassing the VPN encapsulation. Leviathan Security researchers recently identified a novel attack technique, dubbed TunnelVision, to bypass VPN encapsulation. The researchers referred to this result as “decloaking.”
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Security Affairs
FEBRUARY 27, 2024
Taiwanese vendor Zyxel warns of security vulnerabilities in its firewalls and access points, including a remote code execution flaw. Taiwanese networking vendor Zyxel addressed four vulnerabilities, respectively tracked as CVE-2023-6397 , CVE-2023-6398 , CVE-2023-6399 , and CVE-2023-6764 , in its firewalls and access points.
Security Affairs
APRIL 24, 2024
Nation-state actor UAT4356 has been exploiting two zero-days in ASA and FTD firewalls since November 2023 to breach government networks. Early in 2024, a customer contacted Cisco to report a suspicious related to its Cisco Adaptive Security Appliances (ASA). Cisco Talos researchers tracked this cyber-espionage campaign as ArcaneDoor.
Security Affairs
APRIL 28, 2024
From March 18, 2024, to April 16, 2024, Duo Security and Cisco Talos observed large-scale brute-force attacks against a variety of targets, including VPN services, web application authentication interfaces and SSH services.
Security Affairs
APRIL 25, 2024
Early in 2024, a customer contacted Cisco to report a suspicious related to its Cisco Adaptive Security Appliances (ASA). Additionally, Line Dancer hooks into the crash dump and AAA processes to evade forensic analysis and establish remote access VPN tunnels. CISA orders federal agencies to fix this vulnerability by May 1st, 2024.
Security Affairs
JANUARY 13, 2024
Akira ransomware targets Finnish organizations GitLab fixed a critical zero-click account hijacking flaw Juniper Networks fixed a critical RCE bug in its firewalls and switches Vast Voter Data Leaks Cast Shadow Over Indonesia ’s 2024 Presidential Election Researchers created a PoC for Apache OFBiz flaw CVE-2023-51467 Team Liquid’s wiki leak exposes (..)
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