{"api_version":"1","generated_at":"2026-04-23T08:39:32+00:00","cve":"CVE-2020-2252","urls":{"html":"https://cve.report/CVE-2020-2252","api":"https://cve.report/api/cve/CVE-2020-2252.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-2252","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-2252"},"summary":{"title":"CVE-2020-2252","description":"Jenkins Mailer Plugin 1.32 and earlier does not perform hostname validation when connecting to the configured SMTP server.","state":"PUBLIC","assigner":"jenkinsci-cert@googlegroups.com","published_at":"2020-09-16 14:15:00","updated_at":"2023-10-25 18:16:00"},"problem_types":["CWE-295"],"metrics":[],"references":[{"url":"https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1813","name":"https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1813","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"Jenkins Security Advisory 2020-09-16","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2020/09/16/3","name":"[oss-security] 20200916 Multiple vulnerabilities in Jenkins plugins","refsource":"MLIST","tags":["Third Party Advisory"],"title":"oss-security - Multiple vulnerabilities in Jenkins plugins","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-2252","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-2252","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"2252","vulnerable":"1","versionEndIncluding":"1.32","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"jenkins","cpe5":"mailer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"jenkins","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-2252","qid":"770039","title":"Red Hat OpenShift Container Platform 4.6.1 Package Security Update (RHSA-2020:4297)"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2020-2252","ASSIGNER":"jenkinsci-cert@googlegroups.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"Jenkins Mailer Plugin 1.32 and earlier does not perform hostname validation when connecting to the configured SMTP server."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Jenkins project","product":{"product_data":[{"product_name":"Jenkins Mailer Plugin","version":{"version_data":[{"version_value":"not down converted","x_cve_json_5_version_data":{"versions":[{"lessThanOrEqual":"1.32","status":"affected","version":"unspecified","versionType":"custom"},{"status":"unaffected","version":"1.29.1"},{"status":"unaffected","version":"1.31.1"}]}}]}}]}}]}},"references":{"reference_data":[{"url":"https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1813","refsource":"MISC","name":"https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1813"},{"url":"http://www.openwall.com/lists/oss-security/2020/09/16/3","refsource":"MISC","name":"http://www.openwall.com/lists/oss-security/2020/09/16/3"}]}},"nvd":{"publishedDate":"2020-09-16 14:15:00","lastModifiedDate":"2023-10-25 18:16:00","problem_types":["CWE-295"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":4.8,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.2,"impactScore":2.5},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:N","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"NONE","baseScore":5.8},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:jenkins:mailer:*:*:*:*:*:jenkins:*:*","versionEndIncluding":"1.32","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"2252","Ordinal":"161724","Title":"CVE-2020-2252","CVE":"CVE-2020-2252","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"2252","Ordinal":"1","NoteData":"Jenkins Mailer Plugin 1.32 and earlier does not perform hostname validation when connecting to the configured SMTP server.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"2252","Ordinal":"2","NoteData":"2020-09-16","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"2252","Ordinal":"3","NoteData":"2020-09-16","Type":"Other","Title":"Modified"}]}}}