{"id":"CVE-2021-43336","aliases":["EUVD-2021-30274","GHSA-25gw-crq8-3qhc"],"status":"published","title":"An Out-of-Bounds Write vulnerability exists when reading a DXF file using Open Design Alliance...","description":"An Out-of-Bounds Write vulnerability exists when reading a DXF or DWG file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF and DWG files. Crafted data in a DXF or DWG file (an invalid number of properties) 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.","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":"2026-11-09","score":0.01695,"percentile":0.7731,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-11-14T00:00:00Z","modified":"2026-06-17T04:10:52Z","products":[{"vendor":"opendesign","product":"drawings_software_development_kit"},{"vendor":"siemens","product":"jt2go"},{"vendor":"siemens","product":"solid_edge"},{"vendor":"siemens","product":"teamcenter_visualization"}],"references":[{"url":"https://www.opendesign.com/security-advisories","tags":["x_transferred","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-301589.pdf","tags":["x_transferred","Third Party Advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-334/","tags":["x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-491245.pdf","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43336"},{"url":"https://github.com/advisories/GHSA-25gw-crq8-3qhc"}],"sources":{"cve":[{"id":"CVE-2021-43336","description":"An Out-of-Bounds Write vulnerability exists when reading a DXF or DWG file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF and DWG files. Crafted data in a DXF or DWG file (an invalid number of properties) 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.","status":"published","published":"2021-11-14T00:00:00Z","modified":"2024-08-04T03:55:28.546Z","updated_at":"2026-11-02T14:32:56.689433Z"}],"euvd":[{"id":"EUVD-2021-30274","description":"An Out-of-Bounds Write vulnerability exists when reading a DXF or DWG file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF and DWG files. Crafted data in a DXF or DWG file (an invalid number of properties) 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.","status":"published","published":"2021-11-14T00:00:00Z","modified":"2024-08-04T03:55:28Z","updated_at":"2026-11-03T03:24:14.245608Z"}],"ghsa":[{"id":"GHSA-25gw-crq8-3qhc","title":"An Out-of-Bounds Write vulnerability exists when reading a DXF file using Open Design Alliance...","description":"An Out-of-Bounds Write vulnerability exists when reading a DXF file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF files. Crafted data in a DXF file (an invalid number of properties) 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.","status":"published","published":"2022-05-24T19:20:38Z","modified":"2023-02-22T05:05:40Z","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-787"],"updated_at":"2026-11-02T14:54:12.44657Z"}],"nvd":[{"id":"CVE-2021-43336","description":"An Out-of-Bounds Write vulnerability exists when reading a DXF or DWG file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF and DWG files. Crafted data in a DXF or DWG file (an invalid number of properties) 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.","status":"published","published":"2021-11-14T21:15:08.263Z","modified":"2026-06-17T04:10:52.18Z","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-787"],"updated_at":"2026-11-02T14:07:00.984108Z"}]}}