Earlier this week SonicWall patched 11 vulnerabilities affecting its Network Security Appliance (NSA). Among those is CVE-2020-5135, a critical stack-based buffer overflow vulnerability in the appliances’ VPN Portal that could be exploited to cause denial of service and possibly remote code execution. About CVE-2020-5135 The SonicWall NSAs are next-generation firewall appliances, with a sandbox, an intrusion prevention system, SSL/TLS decryption and inspection capabilities, network-based malware protection, and VPN capabilities. CVE-2020-5135 was discovered by Nikita Abramov … More
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