{"schemaVersion":3,"id":"CVE-2018-18989","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"In CX-One Versions 4.42 and prior (CX-Programmer Versions 9.66 and prior and CX-Server Versions 5.0.23 and prior), when processing project files, the application fails to check if it is referencing freed memory. An attacker could use a specially crafted project file to exploit and execute code under the privileges of the application.","dates":{"published":"2018-12-04T22:00:00.000Z","modified":"2024-08-05T11:23:08.511Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.8,"severity":"high","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:L/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":7.8,"severity":"high","vector":"CVSS:3.0/AV:L/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":0.01627,"percentile":0.75955,"severity":"low","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":-0.5950000000000001,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.02222},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02222,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.01627,"percentile":0.75955}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.02222,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01627,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0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At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory \"belongs\" to the code that operates on the new pointer.","type":"weakness","status":"Stable","abstraction":"Variant","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/416.html"}],"affected":[{"vendor":"omron","product":"cx-one","name":"cx-one","label":"cx-one","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 4.42","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 4.42","eol":null,"hubHref":"/vendor/omron/cx-one"},{"vendor":"omron","product":"cx-programmer","name":"cx-programmer","label":"cx-programmer","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 9.66","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 9.66","eol":null,"hubHref":"/vendor/omron/cx-programmer"},{"vendor":"omron","product":"cx-server","name":"cx-server","label":"cx-server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 5.0.23","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 5.0.23","eol":null,"hubHref":"/vendor/omron/cx-server"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-338-01","label":"ics-cert.us-cert.gov/advisories/ICSA-18-338-01","hostname":"ics-cert.us-cert.gov","tags":["X Refsource MISC","Third Party Advisory","US Government Resource"]},{"url":"http://www.securityfocus.com/bid/106106","label":"www.securityfocus.com/bid/106106","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2018-12-04T22:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-05T11:23:08.511Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":32,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T22:43:25.945Z","stale":false,"partial":false}}