{"id":"CVE-2019-0637","aliases":["EUVD-2019-1401","GHSA-xvfp-x78m-7x4j"],"status":"published","title":"A security feature bypass vulnerability exists when Windows Defender Firewall incorrectly applies...","description":"A security feature bypass vulnerability exists when Windows Defender Firewall incorrectly applies firewall profiles to cellular network connections, aka 'Windows Defender Firewall Security Feature Bypass Vulnerability'.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04297,"percentile":0.91197,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2019-03-05T23:29:01.52Z","modified":"2026-06-17T02:08:35Z","products":[{"vendor":"microsoft","product":"windows"},{"vendor":"microsoft","product":"windows server"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0637","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/106879","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-0637"},{"url":"https://github.com/advisories/GHSA-xvfp-x78m-7x4j"}],"sources":{"cve":[{"id":"CVE-2019-0637","description":"A security feature bypass vulnerability exists when Windows Defender Firewall incorrectly applies firewall profiles to cellular network connections, aka 'Windows Defender Firewall Security Feature Bypass Vulnerability'.","status":"published","published":"2019-03-06T00:00:00Z","modified":"2024-08-04T17:51:27.117Z","updated_at":"2026-11-02T14:32:24.110857Z"}],"euvd":[{"id":"EUVD-2019-1401","description":"A security feature bypass vulnerability exists when Windows Defender Firewall incorrectly applies firewall profiles to cellular network connections, aka 'Windows Defender Firewall Security Feature Bypass Vulnerability'.","status":"published","published":"2019-03-06T00:00:00Z","modified":"2024-08-04T17:51:27Z","updated_at":"2026-11-03T03:07:01.057767Z"}],"ghsa":[{"id":"GHSA-xvfp-x78m-7x4j","title":"A security feature bypass vulnerability exists when Windows Defender Firewall incorrectly applies...","description":"A security feature bypass vulnerability exists when Windows Defender Firewall incorrectly applies firewall profiles to cellular network connections, aka 'Windows Defender Firewall Security Feature Bypass Vulnerability'.","status":"published","published":"2022-05-13T01:21:25Z","modified":"2023-02-01T05:06:39Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T14:50:23.506103Z"}],"nvd":[{"id":"CVE-2019-0637","description":"A security feature bypass vulnerability exists when Windows Defender Firewall incorrectly applies firewall profiles to cellular network connections, aka 'Windows Defender Firewall Security Feature Bypass Vulnerability'.","status":"published","published":"2019-03-05T23:29:01.52Z","modified":"2026-06-17T02:08:35.8Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:07.268578Z"}]}}