{"id":"CVE-2021-40159","title":"An Information Disclosure vulnerability for JT files in Autodesk Inventor 2022, 2021, 2020, 2019 in conjunction with other vulnerabilities may lead to code execution through maliciously crafted JT files in the context of the current proc…","summary":"An Information Disclosure vulnerability for JT files in Autodesk Inventor 2022, 2021, 2020, 2019 in conjunction with other vulnerabilities may lead to code execution through maliciously crafted JT files in the context of the current proc…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-200"],"vendor":"autodesk","product":"advance_steel","affected":["advance_steel >= 2022, < 2022.1.2","autocad >= 2022, < 2022.1.2","autocad_architecture >= 2022, < 2022.1.2","autocad_electrical >= 2022, < 2022.1.2","autocad_lt >= 2022, < 2022.1.2","autocad_map_3d >= 2022, < 2022.1.2","autocad_mechanical >= 2022, < 2022.1.2","autocad_mep >= 2022, < 2022.1.2","autocad_plant_3d >= 2022, < 2022.1.2","civil_3d >= 2022, < 2022.1.2","inventor = 2019","inventor = 2020","inventor = 2021","inventor = 2022"],"patched":["advance_steel 2022.1.2","autocad 2022.1.2","autocad_architecture 2022.1.2","autocad_electrical 2022.1.2","autocad_lt 2022.1.2","autocad_map_3d 2022.1.2","autocad_mechanical 2022.1.2","autocad_mep 2022.1.2","autocad_plant_3d 2022.1.2","civil_3d 2022.1.2"],"published":"2022-01-25","updated":"2026-10-08","sourceUpdated":"2026-10-08T21:17:42.020","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-40159","references":[{"url":"https://www.autodesk.com/trust/security-advisories/adsk-sa-2022-0002","label":"psirt@autodesk.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-282/","label":"psirt@autodesk.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-289/","label":"psirt@autodesk.com"},{"url":"https://www.autodesk.com/trust/security-advisories/adsk-sa-2022-0002","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-282/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-289/","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.02296,"epssPercentile":0.82737,"zeroDay":true,"ingestedAt":"2026-10-08T22:11:53.745Z","slug":"CVE-2021-40159","body":"## Overview\n\nAn Information Disclosure vulnerability for JT files in Autodesk Inventor 2022, 2021, 2020, 2019 in conjunction with other vulnerabilities may lead to code execution through maliciously crafted JT files in the context of the current process.\n\n## Affected\n\n- `advance_steel >= 2022, < 2022.1.2`\n- `autocad >= 2022, < 2022.1.2`\n- `autocad_architecture >= 2022, < 2022.1.2`\n- `autocad_electrical >= 2022, < 2022.1.2`\n- `autocad_lt >= 2022, < 2022.1.2`\n- `autocad_map_3d >= 2022, < 2022.1.2`\n- `autocad_mechanical >= 2022, < 2022.1.2`\n- `autocad_mep >= 2022, < 2022.1.2`\n- `autocad_plant_3d >= 2022, < 2022.1.2`\n- `civil_3d >= 2022, < 2022.1.2`\n- `inventor = 2019`\n- `inventor = 2020`\n- `inventor = 2021`\n- `inventor = 2022`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `advance_steel 2022.1.2`\n- `autocad 2022.1.2`\n- `autocad_architecture 2022.1.2`\n- `autocad_electrical 2022.1.2`\n- `autocad_lt 2022.1.2`\n- `autocad_map_3d 2022.1.2`\n- `autocad_mechanical 2022.1.2`\n- `autocad_mep 2022.1.2`\n- `autocad_plant_3d 2022.1.2`\n- `civil_3d 2022.1.2`","depth":"abyssal","depthScore":68,"depthScoreParts":{"impact":42.9,"likelihood":0.5,"exploitation":25,"ransomware":0},"changes":[]}