CVE-2017-16819: Icontime Rtc-1000 Firmware

Medium severity, CVSS 5.4. EPSS: 1.9% chance of exploitation in the next 30 days.

A stored cross-site scripting vulnerability in the Icon Time Systems RTC-1000 v2.5.7458 and earlier time clock allows remote attackers to inject arbitrary JavaScript in the nameFirst (aka First Name) field for the employee details page (/employee.html) that is then reflected in multiple pages where that field data is utilized, resulting in session hijacking and possible elevation of privileges.

Affected products

• Icontime Rtc-1000 Firmware: up to and including 2.5.7458

Published 2017-11-17. Last modified 2026-06-17.