TI-2021-19767 Aliases CVE-2021-44015 GHSA-67gr-4jjf-gh3j

Out-of-bounds read in Siemens JT2Go

LOW 28CWE-125Published 2021-12-14 · Updated 2024-08-04

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.

Summary

A vulnerability has been identified in JT2Go (All versions < V13.2.0.5), Teamcenter Visualization (All versions < V13.2.0.5). The VCRUNTIME140.dll is vulnerable to an out of bounds read past the end of an allocated buffer when parsing specially crafted CGM files. An attacker could leverage this vulnerability to leak information in the context of the current process. (ZDI-CAN-15109)

Why it matters now

EPSS 0.01348 71st percentileScored 2026-11-07

Fix Fixed JT2Go (Siemens): V13.2.0.5Teamcenter Visualization (Siemens): V13.2.0.5

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Siemens	JT2Go	before V13.2.0.5	V13.2.0.5	Patch available	CNA
Siemens	Teamcenter Visualization	before V13.2.0.5	V13.2.0.5	Patch available	CNA

JT2Go VendorSiemens Affected before V13.2.0.5 Fixed in V13.2.0.5 Patch available CNA
Teamcenter Visualization VendorSiemens Affected before V13.2.0.5 Fixed in V13.2.0.5 Patch available CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:a:siemens:jt2go::::::::	before 13.2.0.5	Vulnerable	Siemens
cpe:2.3:a:siemens:teamcenter_visualization::::::::	before 13.2.0.5	Vulnerable	Siemens

cpe:2.3:a:siemens:jt2go:*:*:*:*:*:*:*:* Versions before 13.2.0.5 Vulnerable ·Siemens
cpe:2.3:a:siemens:teamcenter_visualization:*:*:*:*:*:*:*:* Versions before 13.2.0.5 Vulnerable ·Siemens

Remediation

Fix · CNA JT2Go (Siemens) Fixed in V13.2.0.5
Fix · CNA Teamcenter Visualization (Siemens) Fixed in V13.2.0.5

Timeline

2026-10-02 Threatist record created from CVE-2021-44015
2026-10-03 Alias added: GHSA-67gr-4jjf-gh3j

References

Patch 1

https://cert-portal.siemens.com/productcert/pdf/ssa-595101.pdf

Advisory 1

https://www.zerodayinitiative.com/advisories/ZDI-22-010/

TI-2020-16414 NULL pointer dereference in Siemens JT2Go CVSS 3.1HIGH 8.8
TI-2020-16413 Type confusion in Siemens JT2Go CVSS 3.1HIGH 8.8
TI-2020-16410 Heap-based buffer overflow in Siemens JT2Go CVSS 3.1HIGH 8.8
TI-2020-16408 Heap-based buffer overflow in Siemens JT2Go CVSS 3.1HIGH 8.8
TI-2020-16419 Out-of-bounds read in Siemens JT2Go CVSS 3.1HIGH 8.8
TI-2020-16418 Out-of-bounds write in Siemens JT2Go CVSS 3.1HIGH 8.8

See all 165 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences