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Description

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.

PUBLISHED Reserved 2025-08-07 | Published 2025-11-18 | Updated 2025-11-19 | Assigner Zyxel




HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Product status

Default status
unaffected

<= 5.50(ABVY.6.3)C0
affected

References

www.zyxel.com/...y-routers-and-wireless-extenders-11-18-2025 vendor-advisory

cve.org (CVE-2025-8693)

nvd.nist.gov (CVE-2025-8693)

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