Use after free in Drawings SDK
Priority LOW 39CWE-416Published · 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
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.
Summary
A use-after-free issue exists in the DGN file-reading procedure in the Drawings SDK (All versions prior to 2022.4) resulting from the lack of proper validation of user-supplied data. This can result in a memory corruption or arbitrary code execution, allowing attackers to cause a denial-of-service condition or execute code in the context of the current process.
Why it matters now
EPSS 0.02668 85th percentileScored 2026-11-07
Fix Fixed Drawings SDK: 2022.4
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 |
|---|---|---|---|---|---|
| — | Drawings SDK | before 2022.4 | 2022.4 | Patch available | CNA |
- Drawings SDK Vendor— Affected before 2022.4 Fixed in 2022.4 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:opendesign:drawings_sdk:*:*:*:*:*:*:*:* | before 2022.4 | Vulnerable | Opendesign |
| cpe:2.3:a:siemens:comos:*:*:*:*:*:*:*:* | before 10.4.1 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:jt2go:*:*:*:*:*:*:*:* | before 13.2.0.1 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:teamcenter_visualization:*:*:*:*:*:*:*:* | before 13.2.0.1 | Vulnerable | Siemens |
- cpe:2.3:a:opendesign:drawings_sdk:*:*:*:*:*:*:*:* Versions before 2022.4 Vulnerable ·Opendesign
- cpe:2.3:a:siemens:comos:*:*:*:*:*:*:*:* Versions before 10.4.1 Vulnerable ·Siemens
- cpe:2.3:a:siemens:jt2go:*:*:*:*:*:*:*:* Versions before 13.2.0.1 Vulnerable ·Siemens
- cpe:2.3:a:siemens:teamcenter_visualization:*:*:*:*:*:*:*:* Versions before 13.2.0.1 Vulnerable ·Siemens
Remediation
- Fix · CNA Drawings SDK Fixed in 2022.4
Timeline
- 2026-10-02 Threatist record created from CVE-2021-32944
- 2026-10-03 Alias added: GHSA-vp45-9px8-7xw8
References
Patch 2
Sources
- CVE-2021-32944 · CVE Program
- CVE-2021-32944 · NVD
- FIRST EPSS
- GHSA-vp45-9px8-7xw8 · GitHub Advisory Database · CC BY 4.0
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