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Status published
High
CVE-2023-22921
A cross-site scripting (XSS) vulnerability in the Zyxel NBG-418N v2...
Vulnerability Description
A cross-site scripting (XSS) vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker with administrator privileges to store malicious scripts using a web management interface parameter, resulting in denial-of-service (DoS) conditions on an affected device.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Zyxel
View all reports →Affected Software
NBG-418N v2 firmware
Vulnerable Versions:
< V1.00(AARP.14)C0
Timeline
Official Publish:
May 1st, 2023
Last Modified:
January 30th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:H