Arctic Wolf Observes Authentication Bypass Exploitation Attempts Targeting SonicWall Firewalls (CVE-2024-53704)
On February 10, 2025, Bishop Fox published technical details and proof-of-concept (PoC) exploit code for CVE-2024-53704, a high-severity authentication bypass vulnerability caused by a flaw in the SSLVPN authentication mechanism in SonicOS, the operating system used by SonicWall firewalls. Shortly after the PoC was made public, Arctic Wolf began observing exploitation attempts of this vulnerability in the threat landscape.