{"schemaVersion":3,"id":"CVE-2019-9744","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"An issue was discovered on PHOENIX CONTACT FL NAT SMCS 8TX, FL NAT SMN 8TX, FL NAT SMN 8TX-M, and FL NAT SMN 8TX-M-DMG devices. There is unauthorized access to the WEB-UI by attackers arriving from the same source IP address as an authenticated user, because this IP address is used as a session identifier.","dates":{"published":"2019-03-26T19:50:47.000Z","modified":"2024-08-04T22:01:54.051Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.8,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01638,"percentile":0.75998,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01638},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01547,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01638,"percentile":0.75998}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01547,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01638,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01638,"percentile":0.75998}]},"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-384","name":"Session Fixation","description":"Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.","type":"weakness","status":"Incomplete","abstraction":"Compound","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/384.html"}],"affected":[{"vendor":"phoenixcontact","product":"fl_nat_smcs_8tx_firmware","name":"fl nat smcs 8tx firmware","label":"fl_nat_smcs_8tx_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/phoenixcontact/fl_nat_smcs_8tx"},{"vendor":"phoenixcontact","product":"fl_nat_smn_8tx_firmware","name":"fl nat smn 8tx firmware","label":"fl_nat_smn_8tx_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/phoenixcontact/fl_nat_smn_8tx"},{"vendor":"phoenixcontact","product":"fl_nat_smn_8tx-m_firmware","name":"fl nat smn 8tx-m firmware","label":"fl_nat_smn_8tx-m_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/phoenixcontact/fl_nat_smn_8tx-m"},{"vendor":"phoenixcontact","product":"fl_nat_smn_8tx-m-dmg_firmware","name":"fl nat smn 8tx-m-dmg firmware","label":"fl_nat_smn_8tx-m-dmg_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/phoenixcontact/fl_nat_smn_8tx-m-dmg"}],"affectedCount":4,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://cert.vde.com/de-de/advisories/vde-2019-006","label":"cert.vde.com/de-de/advisories/vde-2019-006","hostname":"cert.vde.com","tags":["X Refsource MISC","Mitigation","Vendor Advisory"]},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-19-155-02","label":"ics-cert.us-cert.gov/advisories/ICSA-19-155-02","hostname":"ics-cert.us-cert.gov","tags":["X Refsource MISC"]},{"url":"http://www.securityfocus.com/bid/108576","label":"www.securityfocus.com/bid/108576","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2019-03-26T19:50:47.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-04T22:01:54.051Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":36,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T10:44:15.260Z","stale":false,"partial":false}}