{"schemaVersion":3,"id":"CVE-2025-59029","aliases":["UBUNTU-CVE-2025-59029","DEBIAN-CVE-2025-59029"],"status":"published","duplicateOf":null,"title":null,"description":"An attacker can trigger an assertion failure by requesting crafted DNS records, waiting for them to be inserted into the records cache, then send a query with qtype set to ANY.","dates":{"published":"2025-12-09T09:16:03.148Z","modified":"2025-12-09T14:29:55.534Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5.3,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":10,"impact":2.3,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":10,"impact":2.3,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00374,"percentile":0.29952,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00374},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00374,"percentile":0.29952}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00374,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00374,"percentile":0.29952}]},"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-617","name":"Reachable Assertion","description":"The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/617.html"}],"affected":[{"vendor":"debian","product":"pdns-recursor","name":"pdns-recursor","label":"pdns-recursor","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/pdns-recursor","purlType":"deb","versions":[{"text":"< 5.3.3-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 5.3.3-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"pdns-recursor","name":"pdns-recursor","label":"pdns-recursor","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/pdns-recursor","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"powerdns","product":"recursor","name":"recursor","label":"recursor","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 5.3.0, < 5.3.2","noFixRecorded":false,"fixedIn":null},{"text":"5.3.0","noFixRecorded":false,"fixedIn":null},{"text":"5.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 5.3.0, < 5.3.2 | 5.3.0 | 5.3.1","eol":null,"hubHref":"/vendor/powerdns/recursor"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-07.html","label":"docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-07.html","hostname":"docs.powerdns.com","tags":["REPORT","Vendor Advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-59029","label":"ubuntu.com/security/CVE-2025-59029","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-59029","label":"www.cve.org/CVERecord?id=CVE-2025-59029","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-59029","label":"security-tracker.debian.org/tracker/CVE-2025-59029","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2025-12-09T09:16:03.148Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-12-09T14:29:55.534Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":21,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T14:48:53.315Z","stale":false,"partial":false}}