{"id":"CVE-2019-6603","aliases":["EUVD-2019-16162","GHSA-5fc7-fcqx-62c8"],"status":"published","title":"In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 13.0.0-13.0.1, malformed TCP packets...","description":"In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 13.0.0-13.0.1, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01782,"percentile":0.78427,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2019-03-28T20:13:08Z","modified":"2026-06-17T02:39:20Z","products":[{"vendor":"big-ip","product":"big-ip (ltm, aam, afm, analytics, apm, asm, dns, edge gateway, fps, gtm, link controller, pem, webaccelerator)"},{"vendor":"f5","product":"big-ip (ltm, aam, afm, analytics, apm, asm, dns, edge gateway, fps, gtm, link controller, pem, webaccelerator)"},{"vendor":"f5","product":"big-ip_access_policy_manager"},{"vendor":"f5","product":"big-ip_advanced_firewall_manager"},{"vendor":"f5","product":"big-ip_analytics"},{"vendor":"f5","product":"big-ip_application_acceleration_manager"},{"vendor":"f5","product":"big-ip_application_security_manager"},{"vendor":"f5","product":"big-ip_edge_gateway"},{"vendor":"f5","product":"big-ip_fraud_protection_service"},{"vendor":"f5","product":"big-ip_global_traffic_manager"},{"vendor":"f5","product":"big-ip_link_controller"},{"vendor":"f5","product":"big-ip_local_traffic_manager"},{"vendor":"f5","product":"big-ip_policy_enforcement_manager"},{"vendor":"f5","product":"big-ip_protocol_security_manager"},{"vendor":"f5","product":"big-ip_webaccelerator"}],"references":[{"url":"https://support.f5.com/csp/article/K14632915","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/107625","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6603"},{"url":"https://github.com/advisories/GHSA-5fc7-fcqx-62c8"}],"sources":{"cve":[{"id":"CVE-2019-6603","description":"In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 13.0.0-13.0.1, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs.","status":"published","published":"2019-03-28T20:13:08Z","modified":"2024-08-04T20:23:22.27Z","updated_at":"2026-11-02T14:20:23.048861Z"}],"euvd":[{"id":"EUVD-2019-16162","description":"In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 13.0.0-13.0.1, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs.","status":"published","published":"2019-03-28T20:13:08Z","modified":"2024-08-04T20:23:22Z","updated_at":"2026-11-03T03:06:48.659106Z"}],"ghsa":[{"id":"GHSA-5fc7-fcqx-62c8","title":"In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 13.0.0-13.0.1, malformed TCP packets...","description":"In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 13.0.0-13.0.1, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs.","status":"published","published":"2022-05-13T01:22:45Z","modified":"2023-02-01T05:06:54Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T14:50:26.86128Z"}],"nvd":[{"id":"CVE-2019-6603","description":"In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 13.0.0-13.0.1, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs.","status":"published","published":"2019-03-28T21:29:00.633Z","modified":"2026-06-17T02:39:20.8Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:09.523883Z"}]}}