Description
A post-authentication command injection vulnerability in the CLI command of Zyxel ZyWALL/USG series firmware versions 4.20 through 4.72, VPN series firmware versions 4.30 through 5.32, USG FLEX series firmware versions 4.50 through 5.32, and ATP series firmware versions 4.32 through 5.32, which could allow an authenticated attacker with administrator privileges to execute OS commands.
References (1)
Core 1
Core References
Scores
CVSS v3
7.2
EPSS
0.0147
EPSS Percentile
81.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-78
Status
published
Products (25)
zyxel/atp100_firmware
4.32 - 5.32
zyxel/atp100w_firmware
4.32 - 5.32
zyxel/atp200_firmware
4.32 - 5.32
zyxel/atp500_firmware
4.32 - 5.32
zyxel/atp700_firmware
4.32 - 5.32
zyxel/atp800_firmware
4.32 - 5.32
zyxel/usg20-vpn_firmware
4.30 - 5.32
zyxel/usg20w-vpn_firmware
4.30 - 5.32
zyxel/usg40_firmware
4.20 - 4.72
zyxel/usg40w_firmware
4.20 - 4.72
... and 15 more
Published
Feb 07, 2023
Tracked Since
Feb 18, 2026