{"cve":"CVE-2021-32946","nvd":{"published":"2021-06-17T12:15:08.023","modified":"2026-06-17T03:53:51.020","status":"Modified","description":"An improper check for unusual or exceptional conditions issue exists within the parsing DGN files from Drawings SDK (Version 2022.4 and prior) resulting from the lack of proper validation of the user-supplied data. This may result in several of out-of-bounds problems and allow attackers to cause a denial-of-service condition or execute code in the context of the current process.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-754"],"references":["https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf","https://cert-portal.siemens.com/productcert/pdf/ssa-938030.pdf","https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02","https://www.zerodayinitiative.com/advisories/ZDI-21-983/","https://www.zerodayinitiative.com/advisories/ZDI-21-985/"],"products":["opendesign:drawings_sdk","siemens:comos","siemens:jt2go","siemens:teamcenter_visualization"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2021-32946","score":0.02801,"percentile":0.86474,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}