{"schemaVersion":3,"id":"CVE-2023-21949","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Vulnerability in the Advanced Networking Option component of Oracle Database Server.  Supported versions that are affected are 19.3-19.19 and  21.3-21.10. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Advanced Networking Option.  Successful attacks of this vulnerability can result in  unauthorized update, insert or delete access to some of Advanced Networking Option accessible data. CVSS 3.1 Base Score 3.7 (Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).","dates":{"published":"2023-07-18T20:17:26.738Z","modified":"2024-09-13T18:26:25.239Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":3.7,"severity":"low","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":3.7,"severity":"low","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":3.7,"severity":"low","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00386,"percentile":0.31183,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00386},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00386,"percentile":0.31183}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00386,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00386,"percentile":0.31183}]},"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":[],"affected":[{"vendor":"oracle corporation","product":"advanced networking option","name":"Advanced Networking Option","label":"advanced networking option","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 19.3, ≤ 19.19","noFixRecorded":false,"fixedIn":null},{"text":"≥ 21.3, ≤ 21.10","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 19.3, ≤ 19.19 | ≥ 21.3, ≤ 21.10","eol":null,"hubHref":"/vendor/oracle_corporation/advanced_networking_option"},{"vendor":"oracle","product":"database_server","name":"database server","label":"database_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 19.3, ≤ 19.19","noFixRecorded":false,"fixedIn":null},{"text":"≥ 21.3, ≤ 21.10","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 19.3, ≤ 19.19 | ≥ 21.3, ≤ 21.10","eol":null,"hubHref":"/vendor/oracle/database_server"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.oracle.com/security-alerts/cpujul2023.html","label":"www.oracle.com/security-alerts/cpujul2023.html","hostname":"www.oracle.com","tags":["Vendor Advisory","Patch"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2023-07-18T20:17:26.738Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-09-13T18:26:25.239Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":15,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T20:55:34.551Z","stale":false,"partial":false}}