A critical unauthenticated stack-based buffer overflow vulnerability, tracked as CVE-2026-2329, affecting Grandstream GXP1600 series VoIP phones. The vulnerability, rated as critical with a CVSS score of 9.8, allows remote attackers to gain root privileges on the affected devices without authentication. At its core, this is a classic memory corruption vulnerability. By sending specially crafted network packets to the target VoIP phone, an attacker […]

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