{"id":"CVE-2020-7556","aliases":["EUVD-2020-28681","GHSA-vw24-c2gm-hpjc"],"status":"published","title":"A CWE-787 Out-of-bounds Write vulnerability exists in IGSS Definition (Def.exe) version 14.0.0...","description":"A CWE-787 Out-of-bounds Write vulnerability exists in IGSS Definition (Def.exe) version 14.0.0.20247 that could cause Remote Code Execution when malicious CGF (Configuration Group File) file is imported to IGSS Definition.","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":0.02477,"percentile":0.84771,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-11-19T21:08:08Z","modified":"2026-06-17T03:25:00Z","products":[{"vendor":"schneider-electric","product":"interactive_graphical_scada_system"}],"references":[{"url":"https://www.se.com/ww/en/download/document/SEVD-2020-315-03/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-095/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7556"},{"url":"https://github.com/advisories/GHSA-vw24-c2gm-hpjc"}],"sources":{"cve":[{"id":"CVE-2020-7556","description":"A CWE-787 Out-of-bounds Write vulnerability exists in IGSS Definition (Def.exe) version 14.0.0.20247 that could cause Remote Code Execution when malicious CGF (Configuration Group File) file is imported to IGSS Definition.","status":"published","published":"2020-11-19T21:08:08Z","modified":"2024-08-04T09:33:19.589Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:35:58.331892Z"}],"euvd":[{"id":"EUVD-2020-28681","description":"A CWE-787 Out-of-bounds Write vulnerability exists in IGSS Definition (Def.exe) version 14.0.0.20247 that could cause Remote Code Execution when malicious CGF (Configuration Group File) file is imported to IGSS Definition.","status":"published","published":"2020-11-19T21:08:08Z","modified":"2024-08-04T09:33:19Z","updated_at":"2026-11-03T03:07:59.603443Z"}],"ghsa":[{"id":"GHSA-vw24-c2gm-hpjc","title":"A CWE-787 Out-of-bounds Write vulnerability exists in IGSS Definition (Def.exe) version 14.0.0...","description":"A CWE-787 Out-of-bounds Write vulnerability exists in IGSS Definition (Def.exe) version 14.0.0.20247 that could cause Remote Code Execution when malicious CGF (Configuration Group File) file is imported to IGSS Definition.","status":"published","published":"2022-05-24T17:34:44Z","modified":"2023-01-29T05:04:46Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:37.901426Z"}],"nvd":[{"id":"CVE-2020-7556","description":"A CWE-787 Out-of-bounds Write vulnerability exists in IGSS Definition (Def.exe) version 14.0.0.20247 that could cause Remote Code Execution when malicious CGF (Configuration Group File) file is imported to IGSS Definition.","status":"published","published":"2020-11-19T22:15:14.597Z","modified":"2026-06-17T03:25:00.11Z","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":"2026-11-02T14:06:25.394006Z"}]}}