CVE-2026-3871 in VMG4005-B50B

الملخص

بحسب MITRE • 02/06/2026

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.

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• مسؤول: Zyxel
• حجز: 10/03/2026
• إفشاء: 02/06/2026
• الاعتدال: تمت الموافقة
• إدخال: VDB-367792
• CPE: جاهز
• CWE: CWE-120 (مؤكد)
• CVSS: 6.5 (CNA)
• EPSS: 0.00016
• KEV: لا
• النشاطات: منخفض جدًا

المصادر

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-3871
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-3871
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-3871/