{"affected":[{"affectedData":[{"product":"Cybozu Garoon","vendor":"Cybozu, Inc.","versions":[{"status":"affected","version":"4.0.0 to 5.0.2"}]}],"source":"vultures@jpcert.or.jp"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:cybozu:garoon:*:*:*:*:*:*:*:*","matchCriteriaId":"03A6CB29-0A47-4D48-BCE8-F52C736CFF6B","versionEndIncluding":"5.0.2","versionStartIncluding":"4.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Improper input validation vulnerability in E-mail of Cybozu Garoon 4.0.0 to 5.0.2 allows a remote attacker with an administrative privilege to alter the data of E-mail without the appropriate privilege."},{"lang":"es","value":"Una vulnerabilidad de comprobación de entrada inapropiada en E-mail de Cybozu Garoon versiones 4.0.0 hasta 5.0.2, permite a un atacante remoto con un privilegio administrativo alterar los datos de E-mail sin el privilegio apropiado."}],"id":"CVE-2021-20761","lastModified":"2026-06-17T03:34:23.190","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"LOW","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"NONE","baseScore":3.5,"confidentialityImpact":"NONE","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:M/Au:S/C:N/I:P/A:N","version":"2.0"},"exploitabilityScore":6.8,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":true}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":2.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"exploitabilityScore":1.2,"impactScore":1.4,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-08-18T06:15:06.890","references":[{"source":"vultures@jpcert.or.jp","tags":["Vendor Advisory"],"url":"https://cs.cybozu.co.jp/2021/007206.html"},{"source":"vultures@jpcert.or.jp","tags":["Third Party Advisory"],"url":"https://jvn.jp/en/jp/JVN54794245/index.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://cs.cybozu.co.jp/2021/007206.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://jvn.jp/en/jp/JVN54794245/index.html"}],"sourceIdentifier":"vultures@jpcert.or.jp","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-20"}],"source":"nvd@nist.gov","type":"Primary"}]}