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Status published
Critical
CVE-2021-35029
An authentication bypasss vulnerability in the web-based management interface of...
Vulnerability Description
An authentication bypasss vulnerability in the web-based management interface of Zyxel USG/Zywall series firmware versions 4.35 through 4.64 and USG Flex, ATP, and VPN series firmware versions 4.35 through 5.01, which could allow a remote attacker to execute arbitrary commands 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.
References
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Affected Vendor
Zyxel
View all reports →Affected Software
USG/Zywall series Firmware, USG FLEX series Firmware, ATP series Firmware, VPN series Firmware
Vulnerable Versions:
4.35 through 4.64, 4.35 through 5.01
Timeline
Official Publish:
July 2nd, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H