An Out-of-Bounds Write vulnerability exists when reading a DGN file using Open Design…
Priority LOW 37CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
An Out-of-Bounds Write vulnerability exists when reading a DGN file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DGN files. Crafted data in a DGN file and lack of proper validation of input data can trigger a write operation past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Why it matters now
EPSS 0.01695 77th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:opendesign:drawings_software_development_kit:*:*:*:*:*:*:*:* | before 2022.11 | Vulnerable | Opendesign |
- cpe:2.3:a:opendesign:drawings_software_development_kit:*:*:*:*:*:*:*:* Versions before 2022.11 Vulnerable ·Opendesign
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-43390
- 2026-10-03 Alias added: GHSA-6c82-vjcw-p9xg
References
More Opendesign Drawings Software Development Kit vulnerabilities
- TI-2021-07456 An issue was discovered in Open Design Alliance Drawings SDK before 2021.11. CVSS 3.1HIGH 7.8
- TI-2021-07455 An issue was discovered in Open Design Alliance Drawings SDK before 2021.11. CVSS 3.1HIGH 7.8
- TI-2021-07454 An issue was discovered in Open Design Alliance Drawings SDK before 2021.11. CVSS 3.1HIGH 7.8
- TI-2021-07453 An issue was discovered in Open Design Alliance Drawings SDK before 2021.11. CVSS 3.1HIGH 7.8
- TI-2021-07451 An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. CVSS 3.1HIGH 7.8
- TI-2022-07264 Open Design Alliance Drawings SDK before 2022.12.1 mishandles the loading of JPG files. CVSS 3.1HIGH 7.8
Sources
- CVE-2021-43390 · CVE Program
- CVE-2021-43390 · NVD
- FIRST EPSS
- GHSA-6c82-vjcw-p9xg · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences