What’s Vulnerable › Vulnerabilities

CVE-2021-44012

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% 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-125

Description

A vulnerability has been identified in JT2Go (All versions < V13.2.0.5), Teamcenter Visualization (All versions < V13.2.0.5). The Jt1001.dll is vulnerable to an out of bounds read past the end of an allocated buffer when parsing specially crafted JT files. An attacker could leverage this vulnerability to leak information in the context of the current process. (ZDI-CAN-15102)

Affected products

• Siemens JT2Go: before 13.2.0.5 — fixed in 13.2.0.5
• 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 Teamcenter Visualization 13.2.0.5. Check the vendor advisory for mitigations.

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-595101.pdf
• https://www.zerodayinitiative.com/advisories/ZDI-22-008/
• https://cert-portal.siemens.com/productcert/pdf/ssa-595101.pdf
• https://www.zerodayinitiative.com/advisories/ZDI-22-008/

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