{"api_version":"1","generated_at":"2026-04-23T01:19:44+00:00","cve":"CVE-2021-37519","urls":{"html":"https://cve.report/CVE-2021-37519","api":"https://cve.report/api/cve/CVE-2021-37519.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-37519","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-37519"},"summary":{"title":"CVE-2021-37519","description":"Buffer Overflow vulnerability in authfile.c memcached 1.6.9 allows attackers to cause a denial of service via crafted authenticattion file.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2023-02-03 18:15:00","updated_at":"2023-02-10 15:26:00"},"problem_types":["CWE-787"],"metrics":[],"references":[{"url":"https://github.com/memcached/memcached/pull/806/commits/264722ae4e248b453be00e97197dadc685b60fd0","name":"https://github.com/memcached/memcached/pull/806/commits/264722ae4e248b453be00e97197dadc685b60fd0","refsource":"MISC","tags":[],"title":"Fix minor severity heap buffer overflow reading `--auth-file` by TysonAndre · Pull Request #806 · memcached/memcached · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/memcached/memcached/issues/805","name":"https://github.com/memcached/memcached/issues/805","refsource":"MISC","tags":[],"title":"Heap buffer overflow · Issue #805 · memcached/memcached · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-37519","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37519","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"37519","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"memcached","cpe5":"memcached","cpe6":"1.6.9","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-37519","qid":"182824","title":"Debian Security Update for memcached (CVE-2021-37519)"},{"cve":"CVE-2021-37519","qid":"356232","title":"Amazon Linux Security Advisory for memcached : ALASMEMCACHED1.5-2023-001"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-37519","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Buffer Overflow vulnerability in authfile.c memcached 1.6.9 allows attackers to cause a denial of service via crafted authenticattion file."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://github.com/memcached/memcached/issues/805","refsource":"MISC","name":"https://github.com/memcached/memcached/issues/805"},{"url":"https://github.com/memcached/memcached/pull/806/commits/264722ae4e248b453be00e97197dadc685b60fd0","refsource":"MISC","name":"https://github.com/memcached/memcached/pull/806/commits/264722ae4e248b453be00e97197dadc685b60fd0"}]}},"nvd":{"publishedDate":"2023-02-03 18:15:00","lastModifiedDate":"2023-02-10 15:26:00","problem_types":["CWE-787"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:memcached:memcached:1.6.9:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"37519","Ordinal":"213107","Title":"CVE-2021-37519","CVE":"CVE-2021-37519","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"37519","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}