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Status published
Low
CVE-2021-35030
A vulnerability was found in the CGI program in Zyxel...
Vulnerability Description
A vulnerability was found in the CGI program in Zyxel GS1900-8 firmware version V2.60, that did not properly sterilize packet contents and could allow an authenticated, local user to perform a cross-site scripting (XSS) attack via a crafted LLDP packet.
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
GS1900-8 Firmware
Vulnerable Versions:
2.60
Timeline
Official Publish:
July 26th, 2021
Last Modified:
September 17th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L