{"schemaVersion":3,"id":"CVE-2022-34038","aliases":["DEBIAN-CVE-2022-34038","GHSA-65rp-cv85-263x"],"status":"published","duplicateOf":null,"title":null,"description":"Etcd v3.5.4 allows remote attackers to cause a denial of service via function PageWriter.write in pagewriter.go. NOTE: the vendor's position is that this is not a vulnerability.","dates":{"published":"2023-08-22T00:00:00.000Z","modified":"2024-10-03T17:40:18.755Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","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":"OSV · Debian","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 · Go","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":"NVD","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}]},"epss":{"probability":0.01751,"percentile":0.77534,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01751},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01751,"percentile":0.77534}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01751,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01751,"percentile":0.77534}]},"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-787","name":"Out-of-bounds Write","description":"The product writes data past the end, or before the beginning, of the intended buffer.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/787.html"}],"affected":[{"vendor":"debian","product":"etcd","name":"etcd","label":"etcd","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/etcd","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"etcd","product":"etcd","name":"etcd","label":"etcd","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"3.5.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"3.5.4","eol":null,"hubHref":"/vendor/etcd/etcd"},{"vendor":"go.etcd.io/etcd","product":"v3","name":"go.etcd.io/etcd/v3","label":"v3","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/go.etcd.io/etcd/v3","purlType":"golang","versions":[{"text":"< 3.5.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.5","eol":null,"hubHref":null}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/etcd-io/etcd/pull/14022","label":"github.com/etcd-io/etcd/pull/14022","hostname":"github.com","tags":["WEB","Patch"]},{"url":"https://github.com/etcd-io/etcd/pull/14452","label":"github.com/etcd-io/etcd/pull/14452","hostname":"github.com","tags":["WEB","Patch"]},{"url":"https://github.com/golang/vulndb/issues/2016#issuecomment-1698677762","label":"github.com/golang/vulndb/issues/2016","hostname":"github.com","tags":["WEB"]},{"url":"https://go-review.googlesource.com/c/vulndb/+/524456","label":"go-review.googlesource.com/c/vulndb/+/524456","hostname":"go-review.googlesource.com","tags":["WEB"]},{"url":"https://go-review.googlesource.com/c/vulndb/+/524456/2/data/excluded/GO-2023-2016.yaml","label":"go-review.googlesource.com/c/vulndb/+/524456/2/data/excluded/GO-2023-2016.yaml","hostname":"go-review.googlesource.com","tags":["WEB"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2022-34038","label":"security-tracker.debian.org/tracker/CVE-2022-34038","hostname":"security-tracker.debian.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-34038","label":"nvd.nist.gov/vuln/detail/CVE-2022-34038","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/etcd-io/etcd/commit/5a315ef88fbfa454e02d27b0b8acb4f89457cd90","label":"github.com/etcd-io/etcd/commit/5a315ef88fbfa454e02d27b0b8acb4f89457cd90","hostname":"github.com","tags":["WEB"]},{"url":"https://github.com/etcd-io/etcd","label":"github.com/etcd-io/etcd","hostname":"github.com","tags":["PACKAGE"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2023-08-22T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-10-03T17:40:18.755Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":30,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T06:47:43.703Z","stale":false,"partial":false}}