CVE-2022-30525
Published: May 12, 2022
Modified: Oct 21, 2025
CVSS v3.1
9.8
Description
A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100(W) firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 700 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 50(W) firmware versions 5.10 through 5.21 Patch 1, USG20(W)-VPN firmware versions 5.10 through 5.21 Patch 1, ATP series firmware versions 5.10 through 5.21 Patch 1, VPN series firmware versions 4.60 through 5.21 Patch 1, which could allow an attacker to modify specific files and then execute some OS commands on a vulnerable device.
| Vendor | Product | Versions |
|---|---|---|
Zyxel | USG FLEX 100(W) firmware | affected 5.00 through 5.21 Patch 1 |
Zyxel | USG FLEX 200 firmware | affected 5.00 through 5.21 Patch 1 |
Zyxel | USG FLEX 500 firmware | affected 5.00 through 5.21 Patch 1 |
Zyxel | USG FLEX 700 firmware | affected 5.00 through 5.21 Patch 1 |
Zyxel | ATP series firmware | affected 5.10 through 5.21 Patch 1 |
Zyxel | VPN series firmware | affected 4.60 through 5.21 Patch 1 |
Zyxel | USG FLEX 50(W) firmware | affected 5.10 through 5.21 Patch 1 |
Zyxel | USG 20(W)-VPN firmware | affected 5.10 through 5.21 Patch 1 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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