{"id":"CVE-2019-3940","aliases":["EUVD-2019-13547","GHSA-frgm-mc5h-57vv"],"status":"published","title":"Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An...","description":"Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An unauthenticated, remote attacker can use this vulnerability to execute arbitrary code.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.04082,"percentile":0.90789,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2019-04-09T15:05:01Z","modified":"2026-06-17T02:35:55Z","products":[{"vendor":"advantech","product":"webaccess"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2019-15","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/107847","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-3940"},{"url":"https://github.com/advisories/GHSA-frgm-mc5h-57vv"}],"sources":{"cve":[{"id":"CVE-2019-3940","description":"Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An unauthenticated, remote attacker can use this vulnerability to execute arbitrary code.","status":"published","published":"2019-04-09T15:05:01Z","modified":"2024-08-04T19:26:27.481Z","cwes":["CWE-434"],"updated_at":"2026-11-02T14:20:23.048861Z"}],"euvd":[{"id":"EUVD-2019-13547","description":"Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An unauthenticated, remote attacker can use this vulnerability to execute arbitrary code.","status":"published","published":"2019-04-09T15:05:01Z","modified":"2024-08-04T19:26:27Z","updated_at":"2026-11-03T03:06:54.362786Z"}],"ghsa":[{"id":"GHSA-frgm-mc5h-57vv","title":"Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An...","description":"Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An unauthenticated, remote attacker can use this vulnerability to execute arbitrary code.","status":"published","published":"2022-05-13T01:31:14Z","modified":"2023-02-01T05:08:19Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:50:44.010322Z"}],"nvd":[{"id":"CVE-2019-3940","description":"Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An unauthenticated, remote attacker can use this vulnerability to execute arbitrary code.","status":"published","published":"2019-04-09T16:29:02.1Z","modified":"2026-06-17T02:35:55.473Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:05:11.426883Z"}]}}