CVE-2010-1317: Realnetworks Helix Dna Server

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

Heap-based buffer overflow in the NTLM authentication functionality in RealNetworks Helix Server and Helix Mobile Server 11.x, 12.x, and 13.x allows remote attackers to have an unspecified impact via invalid base64-encoded data.

Affected products

• Realnetworks Helix Dna Server: version 11.0 only; version 11.1 only; version 11.1.2 only; version 11.1.3 only; version 12.0 only; version 13.0 only
• Realnetworks Helix Server: version 11.0 only; version 11.1 only; version 12.0.0 only; version 13.0.0 only
• Realnetworks Helix Server Mobile: version 11.0 only; version 12.0.0 only; version 13.0.0 only

Published 2010-04-20. Last modified 2026-06-16.