{"schemaVersion":3,"id":"CVE-2016-5023","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Virtual servers in F5 BIG-IP systems 11.2.1 HF11 through HF15, 11.4.1 HF4 through HF10, 11.5.3 through 11.5.4, 11.6.0 HF5 through HF7, and 12.0.0, when configured with a TCP profile, allow remote attackers to cause a denial of service (Traffic Management Microkernel restart) via crafted network traffic.","dates":{"published":"2016-08-26T14:00:00.000Z","modified":"2024-08-06T00:46:40.242Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.03046,"percentile":0.8735,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.03046},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02805,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.03046,"percentile":0.8735}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02805,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.03046,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.03046,"percentile":0.8735}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-284","name":"Improper Access Control","description":"The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.","type":"weakness","status":"Incomplete","abstraction":"Pillar","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/284.html"}],"affected":[{"vendor":"f5","product":"big-ip_access_policy_manager","name":"big-ip access policy manager","label":"big-ip_access_policy_manager","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null},{"text":"11.4.1","noFixRecorded":false,"fixedIn":null},{"text":"11.5.3","noFixRecorded":false,"fixedIn":null},{"text":"11.5.4","noFixRecorded":false,"fixedIn":null},{"text":"11.6.0","noFixRecorded":false,"fixedIn":null},{"text":"12.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1 | 11.4.1 | 11.5.3 | 11.5.4 | 11.6.0 | 12.0.0","eol":null,"hubHref":"/vendor/f5/big-ip_access_policy_manager"},{"vendor":"f5","product":"big-ip_advanced_firewall_manager","name":"big-ip advanced firewall manager","label":"big-ip_advanced_firewall_manager","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.4.1","noFixRecorded":false,"fixedIn":null},{"text":"11.5.3","noFixRecorded":false,"fixedIn":null},{"text":"11.5.4","noFixRecorded":false,"fixedIn":null},{"text":"11.6.0","noFixRecorded":false,"fixedIn":null},{"text":"12.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.4.1 | 11.5.3 | 11.5.4 | 11.6.0 | 12.0.0","eol":null,"hubHref":"/vendor/f5/big-ip_advanced_firewall_manager"},{"vendor":"f5","product":"big-ip_analytics","name":"big-ip analytics","label":"big-ip_analytics","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null},{"text":"11.4.1","noFixRecorded":false,"fixedIn":null},{"text":"11.5.3","noFixRecorded":false,"fixedIn":null},{"text":"11.5.4","noFixRecorded":false,"fixedIn":null},{"text":"11.6.0","noFixRecorded":false,"fixedIn":null},{"text":"12.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1 | 11.4.1 | 11.5.3 | 11.5.4 | 11.6.0 | 12.0.0","eol":null,"hubHref":"/vendor/f5/big-ip_analytics"},{"vendor":"f5","product":"big-ip_application_acceleration_manager","name":"big-ip application acceleration manager","label":"big-ip_application_acceleration_manager","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.4.1","noFixRecorded":false,"fixedIn":null},{"text":"11.5.3","noFixRecorded":false,"fixedIn":null},{"text":"11.5.4","noFixRecorded":false,"fixedIn":null},{"text":"11.6.0","noFixRecorded":false,"fixedIn":null},{"text":"12.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.4.1 | 11.5.3 | 11.5.4 | 11.6.0 | 12.0.0","eol":null,"hubHref":"/vendor/f5/big-ip_application_acceleration_manager"},{"vendor":"f5","product":"big-ip_application_security_manager","name":"big-ip application security manager","label":"big-ip_application_security_manager","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null},{"text":"11.4.1","noFixRecorded":false,"fixedIn":null},{"text":"11.5.3","noFixRecorded":false,"fixedIn":null},{"text":"11.5.4","noFixRecorded":false,"fixedIn":null},{"text":"11.6.0","noFixRecorded":false,"fixedIn":null},{"text":"12.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1 | 11.4.1 | 11.5.3 | 11.5.4 | 11.6.0 | 12.0.0","eol":null,"hubHref":"/vendor/f5/big-ip_application_security_manager"},{"vendor":"f5","product":"big-ip_domain_name_system","name":"big-ip domain name system","label":"big-ip_domain_name_system","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"12.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"12.0.0","eol":null,"hubHref":"/vendor/f5/big-ip_domain_name_system"},{"vendor":"f5","product":"big-ip_edge_gateway","name":"big-ip edge gateway","label":"big-ip_edge_gateway","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1","eol":null,"hubHref":"/vendor/f5/big-ip_edge_gateway"},{"vendor":"f5","product":"big-ip_global_traffic_manager","name":"big-ip global traffic manager","label":"big-ip_global_traffic_manager","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null},{"text":"11.4.1","noFixRecorded":false,"fixedIn":null},{"text":"11.5.3","noFixRecorded":false,"fixedIn":null},{"text":"11.5.4","noFixRecorded":false,"fixedIn":null},{"text":"11.6.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1 | 11.4.1 | 11.5.3 | 11.5.4 | 11.6.0","eol":null,"hubHref":"/vendor/f5/big-ip_global_traffic_manager"},{"vendor":"f5","product":"big-ip_link_controller","name":"big-ip link controller","label":"big-ip_link_controller","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null},{"text":"11.4.1","noFixRecorded":false,"fixedIn":null},{"text":"11.5.3","noFixRecorded":false,"fixedIn":null},{"text":"11.5.4","noFixRecorded":false,"fixedIn":null},{"text":"11.6.0","noFixRecorded":false,"fixedIn":null},{"text":"12.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1 | 11.4.1 | 11.5.3 | 11.5.4 | 11.6.0 | 12.0.0","eol":null,"hubHref":"/vendor/f5/big-ip_link_controller"},{"vendor":"f5","product":"big-ip_policy_enforcement_manager","name":"big-ip policy enforcement manager","label":"big-ip_policy_enforcement_manager","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.4.1","noFixRecorded":false,"fixedIn":null},{"text":"11.5.3","noFixRecorded":false,"fixedIn":null},{"text":"11.5.4","noFixRecorded":false,"fixedIn":null},{"text":"11.6.0","noFixRecorded":false,"fixedIn":null},{"text":"12.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.4.1 | 11.5.3 | 11.5.4 | 11.6.0 | 12.0.0","eol":null,"hubHref":"/vendor/f5/big-ip_policy_enforcement_manager"},{"vendor":"f5","product":"big-ip_protocol_security_module","name":"big-ip protocol security module","label":"big-ip_protocol_security_module","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null},{"text":"11.4.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1 | 11.4.1","eol":null,"hubHref":"/vendor/f5/big-ip_protocol_security_module"},{"vendor":"f5","product":"big-ip_wan_optimization_manager","name":"big-ip wan optimization manager","label":"big-ip_wan_optimization_manager","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1","eol":null,"hubHref":"/vendor/f5/big-ip_wan_optimization_manager"},{"vendor":"f5","product":"big-ip_webaccelerator","name":"big-ip webaccelerator","label":"big-ip_webaccelerator","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"11.2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"11.2.1","eol":null,"hubHref":"/vendor/f5/big-ip_webaccelerator"}],"affectedCount":13,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://www.securitytracker.com/id/1036624","label":"www.securitytracker.com/id/1036624","hostname":"www.securitytracker.com","tags":["VDB Entry","X Refsource SECTRACK","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/92670","label":"www.securityfocus.com/bid/92670","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID","Third Party Advisory"]},{"url":"https://support.f5.com/kb/en-us/solutions/public/k/19/sol19784568.html","label":"support.f5.com/kb/en-us/solutions/public/k/19/sol19784568.html","hostname":"support.f5.com","tags":["X Refsource CONFIRM","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2016-08-26T14:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T00:46:40.242Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":31,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T06:14:41.783Z","stale":false,"partial":false}}