🛡️ CVE-2022-2030
🟡 CVSS 6.5 — Medium ✅ No Known Exploit CWE-22 NVD
6.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A directory traversal vulnerability caused by specific character sequences within an improperly sanitized URL was identified in some CGI programs of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.11 through 4.72, that could allow an authenticated attacker to access some restricted files on a vulnerable device.

Details

Severity MEDIUM
CVSS Score 6.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE CWE-22
Public Exploit ✅ No
Source NVD
Published 2022-07-19
Updated 2026-06-08
Modified 2024-11-21
Fix URL N/A

Affected Packages

Software From version Fixed in
atp100-firmware 4.32 5.30
atp100w-firmware 4.32 5.30
atp200-firmware 4.32 5.30
atp500-firmware 4.32 5.30
atp700-firmware 4.32 5.30
atp800-firmware 4.32 5.30
usg-2200-vpn-firmware 4.30 5.30
usg-flex-100w-firmware 4.50 5.30
usg-flex-200-firmware 4.50 5.30
usg-flex-500-firmware 4.50 5.30
usg-flex-50w-firmware 4.20 5.30
usg-flex-700-firmware 4.50 5.30
usg20-vpn-firmware 4.30 5.30
usg20w-vpn-firmware 4.20 5.30
usg40-firmware 4.20 4.72
usg40w-firmware 4.20 4.72
usg60-firmware 4.20 4.72
usg60w-firmware 4.20 4.72
vpn100-firmware 4.30 5.30
vpn1000-firmware 4.30 5.30
vpn300-firmware 4.30 5.30
vpn50-firmware 4.30 5.30
zywall-110-firmware 4.30 5.30
zywall-1100-firmware 4.30 5.30
zywall-310-firmware 4.30 5.30

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