CVE-2020-26982 json
A vulnerability has been identified in JT2Go (All versions < V13.1.0), Teamcenter Visualization (All versions < V13.1.0).
published 2021-01-12 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-19506
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.2%
- EPSS 3.2% chance of exploitation in 30 days, percentile 88%
- public exploits
- 0
- none known
Summary
A vulnerability has been identified in JT2Go (All versions < V13.1.0), Teamcenter Visualization (All versions < V13.1.0). Affected applications lack proper validation of user-supplied data when parsing CG4 and CGM 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-11898)
Patch / fix
- siemens jt2go 13.1.0
- siemens teamcenter_visualization 13.1.0
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-21-012-03 updated cvss 7.8
Siemens JT2Go and Teamcenter Visualization (Update B)
-
Siemens JT2Go < 13.1.0, 13.1.0 (Only affected by CVE-2020-26989 CVE-2020-26990 CVE-2020-26991) Siemens Teamcenter Visualization < 13.1.0, 13.1.0 (Only affected by CVE-2020-26989 CVE-2020-26990 CVE-2020-26991)affected: vendor fix siemens.com
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
Exploit prediction
3.17% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Affected products
- Siemens JT2Go
- Siemens Teamcenter Visualization
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
cert-portal.siemens.com
/productcert/pdf/ssa-622830.pdf
vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-21-052/
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2020-26982
- NVD CVE-2020-26982
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.