CVE-2021-35945

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "A2994963-F444-43A2-9F25-C5803E7685A2", "versionEndIncluding": "5.5.6", "versionStartIncluding": "4.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "7F15E20E-C70C-41AE-AAC5-8381E1267921", "versionEndIncluding": "6.0.5", "versionStartIncluding": "6.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "D9D16F2D-1B3A-49C6-BCD7-9F73DF9F4DC0", "versionEndIncluding": "6.5.2", "versionStartIncluding": "6.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "88351467-E888-40CF-A812-6A655418FB9D", "versionEndIncluding": "6.6.2", "versionStartIncluding": "6.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:couchbase:couchbase_server:7.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "0961B152-BD49-4805-BB29-0E72107AA06C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Couchbase Server 6.5.x, 6.6.0 through 6.6.2, and 7.0.0, has a Buffer Overflow. A specially crafted network packet sent from an attacker can crash memcached."}, {"lang": "es", "value": "Couchbase Server versiones 6.5.x, 6.6.0 hasta 6.6.2, y 7.0.0, presenta un desbordamiento del b\u00fafer. Un paquete de red especialmente dise\u00f1ado enviado por un atacante puede bloquear memcached"}], "id": "CVE-2021-35945", "lastModified": "2026-06-17T03:57:58.783", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-29T20:15:08.413", "references": [{"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://docs.couchbase.com/server/current/release-notes/relnotes.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.couchbase.com/alerts"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://docs.couchbase.com/server/current/release-notes/relnotes.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.couchbase.com/alerts"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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