Authentication Firewall VPN 
Digital Shadows
MARCH 17, 2025
Key Findings Even years after their disclosure, VPN-related vulnerabilities like CVE-2018-13379 and CVE-2022-40684 remain essential tools for attackers, driving large-scale campaigns of credential theft and administrative control. How AI and automation are amplifying the scale and sophistication of VPN attacks.
Security Affairs
JANUARY 8, 2025
SonicWall warns customers to address an authentication bypass vulnerability in its firewall’s SonicOS that is “susceptible to actual exploitation.” The vulnerability resides in SSL VPN and SSH management and according to the vendor is “susceptible to actual exploitation.” 6n or newer Gen 6 / 6.5
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Security Affairs
NOVEMBER 25, 2024
Zyxel warns that a ransomware group has been observed exploiting a recently patched command injection issue in its firewalls. Zyxel warns that a ransomware gang has been observed exploiting a recently patched command injection vulnerability, tracked as CVE-2024-42057, in its firewalls for initial compromise.
Security Affairs
NOVEMBER 21, 2024
Threat actors already hacked thousands of Palo Alto Networks firewalls exploiting recently patched zero-day vulnerabilities. Thousands of Palo Alto Networks firewalls have reportedly been compromised in attacks exploiting recently patched zero-day vulnerabilities ( CVE-2024-0012 and CVE-2024-9474 ) in PAN-OS. This week, the U.S.
Security Affairs
OCTOBER 24, 2024
Cisco addressed multiple vulnerabilities in Adaptive Security Appliance (ASA), Secure Firewall Management Center (FMC), and Firepower Threat Defense (FTD) products, including an actively exploited flaw tracked as CVE-2024-20481. is a Denial of Service (DoS) issue that impacts the Remote Access VPN (RAVPN) service of ASA and FTD.
Security Affairs
APRIL 19, 2025
A remote authenticated attacker can exploit the flaw to inject arbitrary commands as a nobody user, which could potentially lead to arbitrary code execution. Arctic Wolf has uncovered an active campaign, running from January to April 2025, targeting SonicWall SMA 100 series appliances to steal VPN credentials.
Security Affairs
JUNE 24, 2021
Networking equipment giant Zyxel warns customers of a series of attacks that have been targeting some of its enterprise firewall and VPN devices. Networking equipment vendor Zyxel warned its customers of a series of attacks that have been targeting some of its enterprise firewall and VPN server solutions.
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