CVE-2011-4530: Siemens Automation License Manager

Medium severity, CVSS 5.0. EPSS: 4.1% chance of exploitation in the next 30 days.

Siemens Automation License Manager (ALM) 4.0 through 5.1+SP1+Upd1 does not properly copy fields obtained from clients, which allows remote attackers to cause a denial of service (exception and daemon crash) via long fields, as demonstrated by fields to the (1) open_session->workstation->NAME or (2) grant->VERSION function.

Affected products

• Siemens Automation License Manager: up to and including 5.1

Published 2012-01-08. Last modified 2026-06-16.