Topic: overstep backdoor campaign

SonicWall Patches Critical SMA Flaw (CVE-2025-40599) – Check Now

SonicWall issued an urgent alert for a critical vulnerability (CVE-2025-40599) in its SMA 100 Series devices, risking remote code execution on outdated firmware versions. Google's Threat Intelligence Group found a six-month campaign targeting end-of-life SMA devices with the OVERSTEP backdoor, th...