CVE-2020-26999

Name: CVE-2020-26999
Creator: NVD / NIST
Published: 2021-02-09T17:15:13.843+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.65%

Last modified Jun 17, 2026

CVE-2020-26999 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability has been identified in JT2Go (All versions < V13.1.0.2), Teamcenter Visualization (All versions < V13.1.0.2). Affected applications lack proper validation of user-supplied data when parsing of PAR files. EPSS estimates a 0.65% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in JT2Go (All versions < V13.1.0.2), Teamcenter Visualization (All versions < V13.1.0.2). Affected applications lack proper validation of user-supplied data when parsing of PAR files. This could result in a memory access past the end of an allocated buffer. An attacker could leverage this vulnerability to leak information. (ZDI-CAN-12042)

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.65%

46.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Siemens	Jt2go	< 13.1.0.2
Siemens	Teamcenter Visualization	< 13.1.0.2

References

https://cert-portal.siemens.com/productcert/pdf/ssa-663999.pdfVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-695540.pdfPatch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-239/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-860/Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-663999.pdfVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-695540.pdfPatch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-239/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-860/Third Party Advisory, VDB Entry

Timeline

Published: Feb 9, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26999?

How severe is CVE-2020-26999?

CVE-2020-26999 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26999?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-26999?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST