CVE-2021-34333: Siemens JT2GO

Medium severity, CVSS 5.5. EPSS: 1.1% chance of exploitation in the next 30 days.

A vulnerability has been identified in JT2Go (All versions < V13.2), Teamcenter Visualization (All versions < V13.2). The BMP_Loader.dll library in affected applications lacks proper validation of user-supplied data when parsing BMP files. A malformed input file could result in double free of an allocated buffer that leads to a crash. An attacker could leverage this vulnerability to cause denial of service condition. (CNVD-C-2021-79295)

Affected products

• Siemens JT2GO: before 13.2.0 (fixed in 13.2.0)
• Siemens Teamcenter Visualization: before 13.2.0 (fixed in 13.2.0)

Published 2021-07-13. Last modified 2026-06-17.