2 lines
2.1 KiB
JSON
2 lines
2.1 KiB
JSON
{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"VMG4005-B50B firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"<= 5.13(ABRL.5.4)C0"}]}],"source":"security@zyxel.com.tw"}],"cveTags":[],"descriptions":[{"lang":"en","value":"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."},{"lang":"es","value":"Una vulnerabilidad de desbordamiento de búfer en el comando UPnP DeletePortMapping() en las versiones de firmware de Zyxel VMG4005-B50B hasta la 5.13(ABRL.5.4)C0 podría permitir a un atacante adyacente activar una condición temporal de denegación de servicio (DoS) que afecta a la función UPnP del dispositivo afectado."}],"id":"CVE-2026-3871","lastModified":"2026-07-22T19:10:00.120","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"security@zyxel.com.tw","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-3871","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-06-02T13:33:55.686685Z","version":"2.0.3"}}]},"published":"2026-06-02T03:16:17.023","references":[{"source":"security@zyxel.com.tw","url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerabilities-in-the-upnp-function-of-certain-4g-lte-5g-nr-cpe-and-dsl-ethernet-cpe-06-02-2026"}],"sourceIdentifier":"security@zyxel.com.tw","vulnStatus":"Deferred","weaknesses":[{"description":[{"lang":"en","value":"CWE-120"}],"source":"security@zyxel.com.tw","type":"Secondary"}]}
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