What’s Vulnerable › Vulnerabilities
CVE-2021-32940
- Severity: high (CVSS 7.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 2.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-06-17 · updated 2026-06-17
- Weakness: CWE-125
Description
An out-of-bounds read issue exists in the DWG file-recovering procedure in the Drawings SDK (All versions prior to 2022.5) resulting from the lack of proper validation of user-supplied data. This can result in a read past the end of an allocated buffer and allow attackers to cause a denial-of-service condition or read sensitive information from memory locations.
Affected products
- Open Design Alliance ODA Drawings SDK - All Versions < 2024.12: before 2022.5 — fixed in 2022.5
- Siemens COMOS: before 10.4.1 — fixed in 10.4.1
- Siemens JT2Go: before 13.2.0.1 — fixed in 13.2.0.1
- Siemens Teamcenter Visualization: before 13.2.0.1 — fixed in 13.2.0.1
How to fix
Upgrade to a fixed version: Open Design Alliance ODA Drawings SDK - All Versions < 2024.12 2022.5; Siemens COMOS 10.4.1; Siemens JT2Go 13.2.0.1; Siemens Teamcenter Visualization 13.2.0.1. Check the vendor advisory for mitigations.
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-365397.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02
- https://www.zerodayinitiative.com/advisories/ZDI-21-986/
- https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-365397.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02
- https://www.zerodayinitiative.com/advisories/ZDI-21-986/
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