CVE-2021-44002

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-12-14 · updated 2026-06-17
Weakness: CWE-787

Description

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 SE2021: before se2023 — fixed in se2023
Siemens Teamcenter Visualization: before 13.2.0.5 — fixed in 13.2.0.5

How to fix

Upgrade to a fixed version: Siemens JT2Go 13.2.0.5; Siemens Jt Open Toolkit 11.1.1.0; Siemens JT Utilities 13.1.1.0; Siemens Solid Edge SE2021 se2023; Siemens Teamcenter Visualization 13.2.0.5. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2021-44002 or the next vulnerability affects your stack