CVE-2023-2588: Teltonika Remote Management System

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

Teltonika’s Remote Management System versions prior to 4.10.0 have a feature allowing users to access managed devices’ local secure shell (SSH)/web management services over the cloud proxy. A user can request a web proxy and obtain a URL in the Remote Management System cloud subdomain. This URL could be shared with others without Remote Management System authentication . An attacker could exploit this vulnerability to create a malicious webpage that uses a trusted and certified domain. An attacker could initiate a reverse shell when a victim connects to the malicious webpage, achieving remote code execution on the victim device.

Affected products

• Teltonika Remote Management System: before 4.10.0 (fixed in 4.10.0)

Published 2023-05-22. Last modified 2026-06-17.