{"id":"CVE-2019-6680","aliases":["EUVD-2019-16239","GHSA-585f-68qg-xwc9"],"status":"published","title":"On BIG-IP versions 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.2, 12.1.0-12.1.5,...","description":"On BIG-IP versions 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.2, 12.1.0-12.1.5, and 11.5.2-11.6.5, while processing traffic through a standard virtual server that targets a FastL4 virtual server (VIP on VIP), hardware appliances may stop responding.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/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":0.01062,"percentile":0.64853,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2019-12-23T17:18:32Z","modified":"2026-06-17T02:39:29Z","products":[{"vendor":"f5","product":"big-ip"},{"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_domain_name_system"},{"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"}],"references":[{"url":"https://support.f5.com/csp/article/K53183580","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6680"},{"url":"https://github.com/advisories/GHSA-585f-68qg-xwc9"}],"sources":{"cve":[{"id":"CVE-2019-6680","description":"On BIG-IP versions 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.2, 12.1.0-12.1.5, and 11.5.2-11.6.5, while processing traffic through a standard virtual server that targets a FastL4 virtual server (VIP on VIP), hardware appliances may stop responding.","status":"published","published":"2019-12-23T17:18:32Z","modified":"2024-08-04T20:31:03.992Z","updated_at":"2026-11-02T14:20:23.697579Z"}],"euvd":[{"id":"EUVD-2019-16239","description":"On BIG-IP versions 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.2, 12.1.0-12.1.5, and 11.5.2-11.6.5, while processing traffic through a standard virtual server that targets a FastL4 virtual server (VIP on VIP), hardware appliances may stop responding.","status":"published","published":"2019-12-23T17:18:32Z","modified":"2024-08-04T20:31:03Z","updated_at":"2026-11-03T03:06:48.659106Z"}],"ghsa":[{"id":"GHSA-585f-68qg-xwc9","title":"On BIG-IP versions 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.2, 12.1.0-12.1.5,...","description":"On BIG-IP versions 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.2, 12.1.0-12.1.5, and 11.5.2-11.6.5, while processing traffic through a standard virtual server that targets a FastL4 virtual server (VIP on VIP), hardware appliances may stop responding.","status":"published","published":"2022-05-24T17:04:57Z","modified":"2023-01-29T05:00:54Z","updated_at":"2026-11-02T14:44:41.662162Z"}],"nvd":[{"id":"CVE-2019-6680","description":"On BIG-IP versions 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.2, 12.1.0-12.1.5, and 11.5.2-11.6.5, while processing traffic through a standard virtual server that targets a FastL4 virtual server (VIP on VIP), hardware appliances may stop responding.","status":"published","published":"2019-12-23T18:15:11.237Z","modified":"2026-06-17T02:39:29.47Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:05:40.856496Z"}]}}