A critical vulnerability, tracked as CVE-2021-20019, in SonicWall VPN appliances was only partially patched last year and could allow a remote attacker to steal sensitive data. In October last year, experts reported a critical stack-based Buffer Overflow vulnerability, tracked as CVE-2020-5135, in SonicWall Network Security Appliance (NSA) appliances. At the time of the discovery, security experts from the Tripwire VERT […]