{"id":"CVE-2023-2866","aliases":["EUVD-2023-34314","GHSA-pc93-2w93-6f7v"],"status":"published","title":"Advantech WebAccess Insufficient Type Distinction","description":"If an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker full control of the SCADA server.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00143,"percentile":0.03632,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-345","CWE-351"],"published":"2023-06-07T20:12:46Z","modified":"2026-06-17T05:53:39Z","products":[{"vendor":"advantech","product":"webaccess"},{"vendor":"advantech","product":"webaccess/scada"}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-23-150-01","tags":["x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2866"},{"url":"https://github.com/advisories/GHSA-pc93-2w93-6f7v"}],"sources":{"cve":[{"id":"CVE-2023-2866","title":"Advantech WebAccess Insufficient Type Distinction","description":"\nIf an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker full control of the SCADA server. \n\n","status":"published","published":"2023-06-07T20:12:46.824Z","modified":"2025-01-16T21:32:10.686Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-351"],"updated_at":"2026-11-02T14:35:23.645864Z"}],"euvd":[{"id":"EUVD-2023-34314","description":"\nIf an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker full control of the SCADA server. \n\n","status":"published","published":"2023-06-07T20:12:46Z","modified":"2025-01-16T21:32:10Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:17.573711Z"}],"ghsa":[{"id":"GHSA-pc93-2w93-6f7v","title":"\nIf an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto...","description":"\nIf an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker full control of the SCADA server. \n\n","status":"published","published":"2023-06-07T21:30:18Z","modified":"2024-04-04T04:39:55Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-345","CWE-351"],"updated_at":"2026-11-02T14:56:26.167088Z"}],"nvd":[{"id":"CVE-2023-2866","description":"\nIf an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker full control of the SCADA server. \n\n","status":"published","published":"2023-06-07T21:15:13.277Z","modified":"2026-06-17T05:53:39.637Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"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"}],"cwes":["CWE-351","CWE-345"],"updated_at":"2026-11-02T14:08:05.329837Z"}]}}