CVE-2021-44002: Siemens JT2GO

High severity, CVSS 7.8. EPSS: 1.6% chance of exploitation in the next 30 days.

A vulnerability has been identified in JT Open (All versions < V11.1.1.0), JT Utilities (All versions < V13.1.1.0), Solid Edge (All versions < V2023). The Jt1001.dll contains an out of bounds write past the end of an allocated structure while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15058, ZDI-CAN-19076, ZDI-CAN-19077)

Affected products

• Siemens JT2GO: before 13.2.0.5 (fixed in 13.2.0.5)
• Siemens Jt Open Toolkit: before 11.1.1.0 (fixed in 11.1.1.0)
• Siemens Jt Utilities: before 13.1.1.0 (fixed in 13.1.1.0)
• Siemens Solid Edge: before se2023 (fixed in se2023)
• Siemens Teamcenter Visualization: before 13.2.0.5 (fixed in 13.2.0.5)

Published 2021-12-14. Last modified 2026-06-17.