Zyxel Vmg4005-b50b Firmware vulnerabilities
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Published CVEs affecting Zyxel Vmg4005-b50b Firmware: 4 record(s), with affected versions and fixes.cpe:2.3:o:zyxel:vmg4005-b50b_firmware
CVE-2026-3871
Medium · 6.5
CWE-120 Jun 2, 2026
Classic Buffer Overflow in Zyxel Vmg4005-b50b Firmware
A buffer overflow vulnerability in the UPnP DeletePortMapping() command in Zyxel VMG4005-B50B firmware versions through 5.13(ABRL.5.4)C0 could allow an adjacent attacker to trigger a temporary denial-of-service (DoS) condition affecting the UPnP function of the affected device.
CVE-2026-3870
Medium · 6.5
CWE-120 Jun 2, 2026
Classic Buffer Overflow in Zyxel Vmg4005-b50b Firmware
A buffer overflow vulnerability in the UPnP AddPortMapping() command in Zyxel VMG4005-B50B firmware versions through 5.13(ABRL.5.4)C0 could allow an adjacent attacker to trigger a temporary denial-of-service (DoS) condition affecting the UPnP function of the affected device.
CVE-2025-8693
High · 8.8
CWE-78 Nov 17, 2025
A post-authentication command injection vulnerability in the "priv" parameter of Zyxel DX3300-T0...
A post-authentication command injection vulnerability in the "priv" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated attacker to execute operating system (OS) commands on an affected device.
CVE-2025-6599
High · 7.5
CWE-400 Nov 17, 2025
An uncontrolled resource consumption vulnerability in the web server of Zyxel DX3301-T0 firmware...
An uncontrolled resource consumption vulnerability in the web server of Zyxel DX3301-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an attacker to perform Slowloris‑style denial‑of‑service (DoS) attacks. Such attacks may temporarily block legitimate HTTP requests and partially disrupt access to the web management interface, while other networking services remain unaffected.