CVE-2023-34138

Published Jul 17, 2023 CVSS 3.1 · 8 High EPSS < 1% KEV · Not listed
Description
A command injection vulnerability in the hotspot management feature of the Zyxel ATP series firmware versions 4.60 through 5.36 Patch 2, USG FLEX series firmware versions 4.60 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions 4.60 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 4.60 through 5.36 Patch 2, and VPN series firmware versions 4.60 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands on an affected device if the attacker could trick an authorized administrator to add their IP address to the list of trusted RADIUS clients in advance.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-38240 A command injection vulnerability in the hotspot management feature of the Zyxel ATP series firmware versions 4.60 through 5.36 Patch 2, USG FLEX series firmware versions 4.60 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions 4.60 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 4.60 through 5.36 Patch 2, and VPN series firmware versions 4.60 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands on an affected device if the attacker could trick an authorized administrator to add their IP address to the list of trusted RADIUS clients in advance.
History
Type Values Removed Values Added
First Time appeared Zyxel atp Firmware
Zyxel usg20w-vpn Firmware
Zyxel usg Flex Firmware
Zyxel vpn Firmware
CPEs cpe:2.3:o:zyxel:atp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg20w-vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_50w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:vpn_firmware:*:*:*:*:*:*:*:*
Vendors & Products Zyxel atp Firmware
Zyxel usg20w-vpn Firmware
Zyxel usg Flex Firmware
Zyxel vpn Firmware
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Zyxel
Published
Updated
Oct 30, 2024, 6:02 PM
Reserved
May 26, 2023, 3:44 AM
Status
Modified
Published
Jul 17, 2023, 6:15 PM
Modified
Jun 17, 2026, 6:02 AM