{"id":"CVE-2020-12030","aliases":["EUVD-2020-4346","GHSA-9pm2-889q-rpr2"],"status":"published","title":"Emerson WirelessHART Gateway","description":"There is a flaw in the code used to configure the internal gateway firewall when the gateway's VLAN feature is enabled. If a user enables the VLAN setting, the internal gateway firewall becomes disabled resulting in exposure of all ports used by the gateway.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01131,"percentile":0.66872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284","CWE-863"],"published":"2021-09-29T19:36:38Z","modified":"2026-06-17T02:51:17Z","products":[{"vendor":"emerson","product":"wireless 1410 gateway"},{"vendor":"emerson","product":"wireless 1420 gateway"},{"vendor":"emerson","product":"wireless 1552wu gateway"},{"vendor":"emerson","product":"wireless_1410_gateway_firmware"},{"vendor":"emerson","product":"wireless_1420_gateway_firmware"},{"vendor":"emerson","product":"wireless_1552wu_gateway_firmware"}],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-20-135-02","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12030"},{"url":"https://github.com/advisories/GHSA-9pm2-889q-rpr2"}],"sources":{"cve":[{"id":"CVE-2020-12030","title":"Emerson WirelessHART Gateway","description":"There is a flaw in the code used to configure the internal gateway firewall when the gateway's VLAN feature is enabled. If a user enables the VLAN setting, the internal gateway firewall becomes disabled resulting in exposure of all ports used by the gateway.","status":"published","published":"2021-09-29T19:36:38Z","modified":"2024-08-04T11:48:57.679Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:35:52.925152Z"}],"euvd":[{"id":"EUVD-2020-4346","description":"There is a flaw in the code used to configure the internal gateway firewall when the gateway's VLAN feature is enabled. If a user enables the VLAN setting, the internal gateway firewall becomes disabled resulting in exposure of all ports used by the gateway.","status":"published","published":"2021-09-29T19:36:38Z","modified":"2024-08-04T11:48:57Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T03:07:41.399649Z"}],"ghsa":[{"id":"GHSA-9pm2-889q-rpr2","title":"There is a flaw in the code used to configure the internal gateway firewall when the gateway's...","description":"There is a flaw in the code used to configure the internal gateway firewall when the gateway's VLAN feature is enabled. If a user enables the VLAN setting, the internal gateway firewall becomes disabled resulting in exposure of all ports used by the gateway.","status":"published","published":"2022-05-24T19:16:02Z","modified":"2023-01-27T05:03:34Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-284","CWE-863"],"updated_at":"2026-11-02T14:42:16.196802Z"}],"nvd":[{"id":"CVE-2020-12030","description":"There is a flaw in the code used to configure the internal gateway firewall when the gateway's VLAN feature is enabled. If a user enables the VLAN setting, the internal gateway firewall becomes disabled resulting in exposure of all ports used by the gateway.","status":"published","published":"2021-09-29T20:15:07.87Z","modified":"2026-06-17T02:51:17.233Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","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-284"],"updated_at":"2026-11-02T14:06:45.704484Z"}]}}