CVE-2022-30525 - CVE House
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Status published Critical CVE-2022-30525

A OS command injection vulnerability in the CGI program of...

Vulnerability 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.

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.

Affected Vendor

Affected Software

USG FLEX 100(W) firmware, USG FLEX 200 firmware, USG FLEX 500 firmware, USG FLEX 700 firmware, ATP series firmware, VPN series firmware, USG FLEX 50(W) firmware, USG 20(W)-VPN firmware
Vulnerable Versions:
5.00 through 5.21 Patch 1, 5.10 through 5.21 Patch 1, 4.60 through 5.21 Patch 1

Timeline

Official Publish: May 12th, 2022
Last Modified: October 21st, 2025
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

Weaknesses (CWE)