An integer overflow vulnerability in the source code of the QuickSec IPSec toolkit used in the VPN feature of the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, and VPN series firmware versions 4.30 through 5.37, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions on an affected device by sending a crafted IKE packet.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: Zyxel

Published: 2023-11-28T01:48:28.586Z

Updated: 2024-08-02T07:24:04.643Z

Reserved: 2023-08-17T08:27:42.249Z

Link: CVE-2023-4398

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2023-11-28T02:15:43.187

Modified: 2023-12-04T18:04:39.363

Link: CVE-2023-4398

cve-icon Redhat

No data.