Improper error message handling in Zyxel ZyWALL/USG series firmware versions 4.60 through 4.73, VPN series firmware versions 4.60 through 5.35, USG FLEX series firmware versions 4.60 through 5.35, and ATP series firmware versions 4.60 through 5.35, which could allow an unauthenticated attacker to execute some OS commands remotely by sending crafted packets to an affected device.
History

Tue, 21 Oct 2025 23:30:00 +0000


Tue, 21 Oct 2025 20:30:00 +0000


Tue, 21 Oct 2025 19:30:00 +0000


Mon, 03 Feb 2025 17:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2023-05-31'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Zyxel

Published: 2023-04-25T00:00:00.000Z

Updated: 2025-10-21T23:05:48.400Z

Reserved: 2023-03-23T00:00:00.000Z

Link: CVE-2023-28771

cve-icon Vulnrichment

Updated: 2024-08-02T13:51:38.311Z

cve-icon NVD

Status : Modified

Published: 2023-04-25T02:15:08.743

Modified: 2025-10-21T23:15:57.910

Link: CVE-2023-28771

cve-icon Redhat

No data.