{"id":"CVE-2021-25173","aliases":["EUVD-2021-12084","GHSA-89c6-8x2j-h6xj"],"status":"published","title":"An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. A memory allocation...","description":"An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. A memory allocation with excessive size vulnerability exists when reading malformed DGN files, which allows attackers to cause a crash, potentially enabling denial of service (crash, exit, or restart).","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.02314,"percentile":0.83632,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2021-01-18T07:14:10Z","modified":"2026-06-17T03:41:35Z","products":[{"vendor":"opendesign","product":"drawings_software_development_kit"},{"vendor":"siemens","product":"comos"},{"vendor":"siemens","product":"jt2go"},{"vendor":"siemens","product":"teamcenter_visualization"}],"references":[{"url":"https://www.opendesign.com/security-advisories","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-663999.pdf","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-225/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-25173"},{"url":"https://github.com/advisories/GHSA-89c6-8x2j-h6xj"}],"sources":{"cve":[{"id":"CVE-2021-25173","description":"An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. A memory allocation with excessive size vulnerability exists when reading malformed DGN files, which allows attackers to cause a crash, potentially enabling denial of service (crash, exit, or restart).","status":"published","published":"2021-01-18T07:14:10Z","modified":"2024-08-03T19:56:10.508Z","updated_at":"2026-11-02T14:32:59.802172Z"}],"euvd":[{"id":"EUVD-2021-12084","description":"An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. A memory allocation with excessive size vulnerability exists when reading malformed DGN files, which allows attackers to cause a crash, potentially enabling denial of service (crash, exit, or restart).","status":"published","published":"2021-01-18T07:14:10Z","modified":"2024-08-03T19:56:10Z","updated_at":"2026-11-03T03:24:53.85348Z"}],"ghsa":[{"id":"GHSA-89c6-8x2j-h6xj","title":"An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. A memory allocation...","description":"An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. A memory allocation with excessive size vulnerability exists when reading malformed DGN files, which allows attackers to cause a crash, potentially enabling denial of service (crash, exit, or restart).","status":"published","published":"2022-05-24T17:39:24Z","modified":"2023-01-29T05:05:25Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:45:47.324105Z"}],"nvd":[{"id":"CVE-2021-25173","description":"An issue was discovered in Open Design Alliance Drawings SDK before 2021.12. A memory allocation with excessive size vulnerability exists when reading malformed DGN files, which allows attackers to cause a crash, potentially enabling denial of service (crash, exit, or restart).","status":"published","published":"2021-01-18T08:15:13.023Z","modified":"2026-06-17T03:41:35.51Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:06:49.284888Z"}]}}