{"schemaVersion":3,"id":"CVE-2022-3736","aliases":["ALPINE-CVE-2022-3736","UBUNTU-CVE-2022-3736","DEBIAN-CVE-2022-3736","CGA-7x6m-m2p6-9v2c","CGA-xjvq-fmj6-v3v5"],"status":"published","duplicateOf":null,"title":null,"description":"BIND 9 resolver can crash when stale cache and stale answers are enabled, option `stale-answer-client-timeout` is set to a positive integer, and the resolver receives an RRSIG query.\nThis issue affects BIND 9 versions 9.16.12 through 9.16.36, 9.18.0 through 9.18.10, 9.19.0 through 9.19.8, and 9.16.12-S1 through 9.16.36-S1.","dates":{"published":"2023-01-25T21:39:18.187Z","modified":"2025-04-01T14:10:47.439Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","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:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Alpine","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":10,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · 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score":0.48707,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.48707,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.48707,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.48707,"percentile":0.98863}]},"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-20","name":"Improper 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9.18.11-r0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 9.18.11-r0","eol":null,"hubHref":null},{"vendor":"wolfi","product":"bind","name":"bind","label":"bind","ecosystem":"Wolfi","cpePart":null,"purl":"pkg:apk/wolfi/bind","purlType":"apk","versions":[{"text":"< 9.18.11-r0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 9.18.11-r0","eol":null,"hubHref":null},{"vendor":"debian","product":"bind9","name":"bind9","label":"bind9","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/bind9","purlType":"deb","versions":[{"text":"< 1:9.18.11-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:9.18.11-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"bind9","name":"bind9","label":"bind9","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/bind9","purlType":"deb","versions":[{"text":"< 1:9.18.1-1ubuntu1.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:9.18.1-1ubuntu1.3","eol":null,"hubHref":null},{"vendor":"isc","product":"bind","name":"BIND","label":"bind","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 9.16.12, < 9.16.37","noFixRecorded":false,"fixedIn":null},{"text":"≥ 9.18.0, < 9.18.11","noFixRecorded":false,"fixedIn":null},{"text":"≥ 9.19.0, < 9.19.9","noFixRecorded":false,"fixedIn":null},{"text":"9.16.11:s1","noFixRecorded":false,"fixedIn":null},{"text":"9.16.13:s1","noFixRecorded":false,"fixedIn":null},{"text":"9.16.14:s1","noFixRecorded":false,"fixedIn":null},{"text":"9.16.21:s1","noFixRecorded":false,"fixedIn":null},{"text":"9.16.32:s1","noFixRecorded":false,"fixedIn":null},{"text":"9.16.36:s1","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 9.16.12, < 9.16.37 | ≥ 9.18.0, < 9.18.11 | ≥ 9.19.0, < 9.19.9 | 9.16.11:s1 | 9.16.13:s1 | 9.16.14:s1 | 9.16.21:s1 | 9.16.32:s1 | 9.16.36:s1","eol":null,"hubHref":"/vendor/isc/bind"},{"vendor":"isc","product":"bind 9","name":"BIND 9","label":"bind 9","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 9.16.12, ≤ 9.16.36","noFixRecorded":false,"fixedIn":null},{"text":"≥ 9.18.0, ≤ 9.18.10","noFixRecorded":false,"fixedIn":null},{"text":"≥ 9.19.0, ≤ 9.19.8","noFixRecorded":false,"fixedIn":null},{"text":"≥ 9.16.12-S1, ≤ 9.16.36-S1","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 9.16.12, ≤ 9.16.36 | ≥ 9.18.0, ≤ 9.18.10 | ≥ 9.19.0, ≤ 9.19.8 | ≥ 9.16.12-S1, ≤ 9.16.36-S1","eol":{"isEol":null,"eolDate":null,"matchMethod":"name_exact","cycle":null,"product":{"name":"bind-9","label":"BIND 9","category":"server-app"}},"hubHref":"/vendor/isc/bind_9"}],"affectedCount":7,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://kb.isc.org/docs/cve-2022-3736","label":"kb.isc.org/docs/cve-2022-3736","hostname":"kb.isc.org","tags":["Vendor Advisory","REPORT","Advisory"]},{"url":"https://security.alpinelinux.org/vuln/CVE-2022-3736","label":"security.alpinelinux.org/vuln/CVE-2022-3736","hostname":"security.alpinelinux.org","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-3736","label":"ubuntu.com/security/CVE-2022-3736","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-5827-1","label":"ubuntu.com/security/notices/USN-5827-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-3736","label":"www.cve.org/CVERecord?id=CVE-2022-3736","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2022-3736","label":"security-tracker.debian.org/tracker/CVE-2022-3736","hostname":"security-tracker.debian.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3736","label":"nvd.nist.gov/vuln/detail/CVE-2022-3736","hostname":"nvd.nist.gov","tags":["Oval","Advisory"]}],"lineage":{"upstream":[],"downstream":["DSA-5329-1","OPENSUSE-SU-2024:12641-1","RHSA-2023:2261","RHSA-2023:2792","SUSE-SU-2023:0341-1","USN-5827-1"],"duplicates":[],"related":["CGA-26VP-CMWR-J3PM","CGA-6VWC-645H-4MGR","OPENSUSE-SU-2024:12641-1","SUSE-SU-2023:0341-1","USN-5827-1"]},"timeline":[{"kind":"published","date":"2023-01-25T21:39:18.187Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-04-01T14:10:47.439Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":40,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T17:46:22.713Z","stale":false,"partial":false}}