VULNERABILITY INTELLIGENCE

CVE-2021-34330

CVSS score7.8 HIGH

EPSS probability1.89%

CISA KEVNot currently listed

Published2021-07-13

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

A vulnerability has been identified in JT2Go (All versions < V13.2), Teamcenter Visualization (All versions < V13.2). The Jt981.dll library in affected applications lacks proper validation of user-supplied data prior to performing further free operations on an object when parsing JT files. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13430)

Weakness classification

productcert@siemens.com: CWE-416
nvd@nist.gov: CWE-20

Primary references

productcert@siemens.com — Vendor Advisory
productcert@siemens.com — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry