{"schemaVersion":3,"id":"CVE-2018-1544","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, and 11.1 could allow a local user to overflow a buffer which may result in a privilege escalation to the DB2 instance owner. IBM X-Force ID: 142648.","dates":{"published":"2018-05-25T14:00:00.000Z","modified":"2024-09-17T03:18:32.180Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.4,"severity":"high","version":"3.0","versionLabel":"v3.0","source":"CVE.org","vector":"CVSS:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"CVE.org","score":8.4,"severity":"high","vector":"CVSS:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":7.8,"severity":"high","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4.6,"severity":"medium","vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00389,"percentile":0.31521,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":-0.007999999999999978,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00397},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00417,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00389,"percentile":0.31521}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00417,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00397,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00389,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00389,"percentile":0.31521}]},"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-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"}],"affected":[{"vendor":"ibm","product":"db2","name":"db2","label":"db2","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"9.7","noFixRecorded":false,"fixedIn":null},{"text":"10.1","noFixRecorded":false,"fixedIn":null},{"text":"10.5","noFixRecorded":false,"fixedIn":null},{"text":"11.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"9.7 | 10.1 | 10.5 | 11.1","eol":{"isEol":true,"eolDate":"2017-09-30T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"9.7","label":"9.7","eolFrom":"2017-09-30T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":null},"product":{"name":"ibm-db2","label":"IBM Db2","category":"database"}},"hubHref":"/vendor/ibm/db2"},{"vendor":"ibm","product":"db2 for linux, unix and windows","name":"Db2 for Linux, UNIX and Windows","label":"db2 for linux, unix and windows","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"10.5","noFixRecorded":false,"fixedIn":null},{"text":"10.1","noFixRecorded":false,"fixedIn":null},{"text":"9.7","noFixRecorded":false,"fixedIn":null},{"text":"11.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"10.5 | 10.1 | 9.7 | 11.1","eol":null,"hubHref":"/vendor/ibm/db2_for_linux_unix_and_windows"}],"affectedCount":2,"eol":{"hasEol":true,"count":1},"references":[{"url":"http://www.ibm.com/support/docview.wss?uid=swg22016143","label":"www.ibm.com/support/docview.wss?uid=swg22016143","hostname":"www.ibm.com","tags":["X Refsource CONFIRM","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/142648","label":"exchange.xforce.ibmcloud.com/vulnerabilities/142648","hostname":"exchange.xforce.ibmcloud.com","tags":["VDB Entry","X Refsource XF","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id/1040967","label":"www.securitytracker.com/id/1040967","hostname":"www.securitytracker.com","tags":["VDB Entry","X Refsource SECTRACK","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2018-05-25T14:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-09-17T03:18:32.180Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":34,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T23:33:28.122Z","stale":false,"partial":false}}