What’s Vulnerable › Vulnerabilities
CVE-2020-26991
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 4.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-01-12 · updated 2026-06-17
- Weakness: CWE-822
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 ASM files. This could lead to pointer dereferences of a value obtained from untrusted source. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-11899)
Affected products
- Siemens JT2Go: before 13.1.0.2 — fixed in 13.1.0.2
- Siemens Teamcenter Visualization: before 13.1.0.2 — fixed in 13.1.0.2
How to fix
Upgrade to a fixed version: Siemens JT2Go 13.1.0.2; Siemens Teamcenter Visualization 13.1.0.2. Check the vendor advisory for mitigations.
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-622830.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-663999.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-695540.pdf
- https://www.zerodayinitiative.com/advisories/ZDI-21-053/
- https://cert-portal.siemens.com/productcert/pdf/ssa-622830.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-663999.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-695540.pdf
- https://www.zerodayinitiative.com/advisories/ZDI-21-053/
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