{"id":"CVE-2019-3951","aliases":["EUVD-2019-13558","GHSA-2m64-whjh-g4f5"],"status":"published","title":"Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary...","description":"Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary code or cause a denial of service (memory corruption) due to a stack-based buffer overflow when handling IOCTL 70533 RPC messages.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/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":0.0361,"percentile":0.89565,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2019-12-12T20:32:10Z","modified":"2026-06-17T02:35:56Z","products":[{"vendor":"advantech","product":"webaccess"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2019-52","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-3951"},{"url":"https://github.com/advisories/GHSA-2m64-whjh-g4f5"}],"sources":{"cve":[{"id":"CVE-2019-3951","description":"Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary code or cause a denial of service (memory corruption) due to a stack-based buffer overflow when handling IOCTL 70533 RPC messages.","status":"published","published":"2019-12-12T20:32:10Z","modified":"2024-08-04T19:26:27.479Z","cwes":["CWE-121"],"updated_at":"2026-11-02T14:20:23.048861Z"}],"euvd":[{"id":"EUVD-2019-13558","description":"Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary code or cause a denial of service (memory corruption) due to a stack-based buffer overflow when handling IOCTL 70533 RPC messages.","status":"published","published":"2019-12-12T20:32:10Z","modified":"2024-08-04T19:26:27Z","updated_at":"2026-11-03T03:06:54.362786Z"}],"ghsa":[{"id":"GHSA-2m64-whjh-g4f5","title":"Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary...","description":"Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary code or cause a denial of service (memory corruption) due to a stack-based buffer overflow when handling IOCTL 70533 RPC messages.","status":"published","published":"2022-05-24T17:03:34Z","modified":"2024-04-04T02:43:11Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:56:11.047077Z"}],"nvd":[{"id":"CVE-2019-3951","description":"Advantech WebAccess before 8.4.3 allows unauthenticated remote attackers to execute arbitrary code or cause a denial of service (memory corruption) due to a stack-based buffer overflow when handling IOCTL 70533 RPC messages.","status":"published","published":"2019-12-12T21:15:12.12Z","modified":"2026-06-17T02:35:56.657Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/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-121","CWE-787"],"updated_at":"2026-11-02T14:05:40.258829Z"}]}}