CVE-2021-34311

HIGH

Siemens JT2Go and Teamcenter Visualization < 13.2.0 - Out-of-Bounds Write via J2K File Parsing

Title source: llm
STIX 2.1

Description

A vulnerability has been identified in JT2Go (All versions < V13.2), Teamcenter Visualization (All versions < V13.2). The Mono_loader.dll library in affected applications lacks proper validation of user-supplied data when parsing J2K files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13352)

References (2)

Core 2
Core References
Third Party Advisory x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-840/

Scores

CVSS v3 7.8
EPSS 0.0042
EPSS Percentile 61.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-20 CWE-787
Status published
Products (2)
siemens/jt2go < 13.2.0
siemens/teamcenter_visualization < 13.2.0
Published Jul 13, 2021
Tracked Since Feb 18, 2026