CVE-2021-32944

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
n/a	Drawings SDK	All versions prior to 2022.4

References

https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdfPatch, Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-365397.pdfPatch, Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02Third Party Advisory, US Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-21-987/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-990/Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdfPatch, Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-365397.pdfPatch, Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02Third Party Advisory, US Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-21-987/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-990/Third Party Advisory, VDB Entry

Timeline

Published: Jun 17, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

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