CVE-2020-2253

{"containers": {"cna": {"affected": [{"product": "Jenkins Email Extension Plugin", "vendor": "Jenkins project", "versions": [{"lessThanOrEqual": "2.75", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"status": "unaffected", "version": "2.69.1"}, {"status": "unaffected", "version": "2.68.1"}]}], "descriptions": [{"lang": "en", "value": "Jenkins Email Extension Plugin 2.75 and earlier does not perform hostname validation when connecting to the configured SMTP server."}], "providerMetadata": {"orgId": "39769cd5-e6e2-4dc8-927e-97b3aa056f5b", "shortName": "jenkins", "dateUpdated": "2023-10-24T16:07:55.337Z"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1851"}, {"name": "[oss-security] 20200916 Multiple vulnerabilities in Jenkins plugins", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2020/09/16/3"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "jenkinsci-cert@googlegroups.com", "ID": "CVE-2020-2253", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Jenkins Email Extension Plugin", "version": {"version_data": [{"version_affected": "<=", "version_value": "2.75"}, {"version_affected": "!", "version_value": "2.69.1"}, {"version_affected": "!", "version_value": "2.68.1"}]}}]}, "vendor_name": "Jenkins project"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Jenkins Email Extension Plugin 2.75 and earlier does not perform hostname validation when connecting to the configured SMTP server."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-297: Improper Validation of Certificate with Host Mismatch"}]}]}, "references": {"reference_data": [{"name": "https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1851", "refsource": "CONFIRM", "url": "https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1851"}, {"name": "[oss-security] 20200916 Multiple vulnerabilities in Jenkins plugins", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2020/09/16/3"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T07:01:41.510Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1851"}, {"name": "[oss-security] 20200916 Multiple vulnerabilities in Jenkins plugins", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2020/09/16/3"}]}]}, "cveMetadata": {"assignerOrgId": "39769cd5-e6e2-4dc8-927e-97b3aa056f5b", "assignerShortName": "jenkins", "cveId": "CVE-2020-2253", "datePublished": "2020-09-16T13:20:39.000Z", "dateReserved": "2019-12-05T00:00:00.000Z", "dateUpdated": "2024-08-04T07:01:41.510Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Jenkins Email Extension Plugin", "vendor": "Jenkins project", "versions": [{"lessThanOrEqual": "2.75", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"status": "unaffected", "version": "2.69.1"}, {"status": "unaffected", "version": "2.68.1"}]}], "source": "jenkinsci-cert@googlegroups.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:jenkins:email_extension:*:*:*:*:*:jenkins:*:*", "matchCriteriaId": "B4E98509-EF05-444B-AE18-ACEBD5F55C85", "versionEndIncluding": "2.75", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Jenkins Email Extension Plugin 2.75 and earlier does not perform hostname validation when connecting to the configured SMTP server."}, {"lang": "es", "value": "Jenkins Email Extension Plugin versiones 2.75 y anteriores, no lleva a cabo la comprobaci\u00f3n del hostname cuando se conecta al servidor SMTP configurado"}], "id": "CVE-2020-2253", "lastModified": "2026-06-17T03:12:04.807", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-09-16T14:15:13.097", "references": [{"source": "jenkinsci-cert@googlegroups.com", "tags": ["Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2020/09/16/3"}, {"source": "jenkinsci-cert@googlegroups.com", "tags": ["Vendor Advisory"], "url": "https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1851"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2020/09/16/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1851"}], "sourceIdentifier": "jenkinsci-cert@googlegroups.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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