CVE-2015-3971: Janitza Umg 508

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

The debug interface on Janitza UMG 508, 509, 511, 604, and 605 devices does not require authentication, which allows remote attackers to read or write to files, or execute arbitrary JASIC code, via a session on TCP port 1239.

Affected products

• Janitza Umg 508: affected versions not specified
• Janitza Umg 509: affected versions not specified
• Janitza Umg 511: affected versions not specified
• Janitza Umg 604: affected versions not specified
• Janitza Umg 605: affected versions not specified

Published 2015-10-28. Last modified 2026-06-17.