CVE-2024-34057: Siemens Sicam a8000 Firmware

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Triangle Microworks TMW IEC 61850 Client source code libraries before 12.2.0 lack a buffer size check when processing received messages. The resulting buffer overflow can cause a crash, resulting in a denial of service.

Affected products

• Siemens Sicam a8000 Firmware: before 05.30 (fixed in 05.30)
• Siemens Sicam Egs Firmware: before 05.30 (fixed in 05.30)
• Siemens Sicam s8000: before 05.30 (fixed in 05.30)
• Siemens Sicam SCC Firmware: before 10.0 (fixed in 10.0)
• Siemens Sitipe At: any version
• Trianglemicroworks Iec 61850 Source Code Library: before 12.2.0 (fixed in 12.2.0)

Published 2024-09-18. Last modified 2026-06-17.