CVE-2026-9628: Utt Hiper 1200gw

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

A weakness has been identified in UTT HiPER 1200GW up to 2.5.3-170306. Affected is an unknown function of the file /goform/formPptpClientConfig of the component Web Management Interface. This manipulation of the argument PPTP server address/username/password/tunnel name causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.

Affected products

• Utt Hiper 1200gw: version 2.5.3-170306 only

Published 2026-05-27. Last modified 2026-07-24.