CVE-2010-4596: Realnetworks Helix Mobile Server

High severity, CVSS 9.3. EPSS: 5% chance of exploitation in the next 30 days.

Stack-based buffer overflow in RealNetworks Helix Server 12.x, 13.x, and 14.x before 14.2, and Helix Mobile Server 12.x, 13.x, and 14.x before 14.2, allows remote attackers to execute arbitrary code via a long string in an RTSP request.

Affected products

• Realnetworks Helix Mobile Server: version 12.0 only; version 13.1.1 only; version 14.0.0 only; version 14.0.1 only
• Realnetworks Helix Server: version 12.0.0 only; version 12.0.1 only; version 13.0.0 only; version 13.1.1 only; version 14.0.0 only; version 14.0.1 only

Published 2011-04-04. Last modified 2026-06-16.