Threats Tagged 'cve-2026-3870'
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Threats Tagged 'cve-2026-3870'
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CVE-2026-3870: CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in Zyxel VMG4005-B50B firmwareCVE-2026-3870 0 CVE-2026-3870 is a buffer overflow vulnerability in the UPnP AddPortMapping() command of Zyxel VMG4005-B50B firmware versions up to 5. 13(ABRL. 5. 4)C0. This vulnerability can be exploited by an adjacent attacker to cause a temporary denial-of-service (DoS) condition affecting the UPnP functionality of the device. The vulnerability does not impact confidentiality or integrity but affects availability. No official patch or remediation guidance has been provided by Zyxel as of the publication date. The vulnerability has a medium severity rating with a CVSS score of 6. 5. There are no known exploits in the wild at this time. Join the discussion | CVE Database V5 | 06/02/2026, 01:54:49 UTC Added: 06/02/2026, 02:33:35 UTC |
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