CVE-2022-3083: Landisgyr e850 Firmware

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

All versions of Landis+Gyr E850 (ZMQ200) are vulnerable to CWE-784: Reliance on Cookies Without Validation and Integrity. The device's web application navigation depends on the value of the session cookie. The web application could become inaccessible for the user if an attacker changes the cookie values.

Affected products

Published 2023-02-01. Last modified 2026-06-17.