{"api_version":"1","generated_at":"2026-07-23T13:12:59+00:00","cve":"CVE-2015-4278","urls":{"html":"https://cve.report/CVE-2015-4278","api":"https://cve.report/api/cve/CVE-2015-4278.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2015-4278","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-4278"},"summary":{"title":"CVE-2015-4278","description":"Cisco Email Security Appliance (ESA) devices with software 8.5.6-106 and 9.5.0-201 allow remote attackers to cause a denial of service (per-domain e-mail reception outage) by placing malformed DMARC policy data in DNS TXT records for a domain, aka Bug ID CSCuv14806.","state":"PUBLISHED","assigner":"cisco","published_at":"2015-07-16 19:59:03","updated_at":"2026-05-06 22:30:45"},"problem_types":["CWE-20","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"4.3","severity":"","vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://tools.cisco.com/security/center/viewAlert.x?alertId=39940","name":"http://tools.cisco.com/security/center/viewAlert.x?alertId=39940","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Cisco Email Security Appliance Malformed DMARC Policy Records File Modification Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securitytracker.com/id/1032961","name":"http://www.securitytracker.com/id/1032961","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Cisco Email Security Appliance DMARC Policy Processing Flaw Lets Remote Users Deny Service - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-4278","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-4278","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2015","cve_id":"4278","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"cisco","cpe5":"email_security_appliance_firmware","cpe6":"8.5.6-106","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2015","cve_id":"4278","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"cisco","cpe5":"email_security_appliance_firmware","cpe6":"9.5.0-201","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T06:11:12.566Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"20150715 Cisco Email Security Appliance Malformed DMARC Policy Records File Modification Vulnerability","tags":["vendor-advisory","x_refsource_CISCO","x_transferred"],"url":"http://tools.cisco.com/security/center/viewAlert.x?alertId=39940"},{"name":"1032961","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id/1032961"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2015-07-15T00:00:00.000Z","descriptions":[{"lang":"en","value":"Cisco Email Security Appliance (ESA) devices with software 8.5.6-106 and 9.5.0-201 allow remote attackers to cause a denial of service (per-domain e-mail reception outage) by placing malformed DMARC policy data in DNS TXT records for a domain, aka Bug ID CSCuv14806."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-09-21T09:57:01.000Z","orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","shortName":"cisco"},"references":[{"name":"20150715 Cisco Email Security Appliance Malformed DMARC Policy Records File Modification Vulnerability","tags":["vendor-advisory","x_refsource_CISCO"],"url":"http://tools.cisco.com/security/center/viewAlert.x?alertId=39940"},{"name":"1032961","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id/1032961"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"psirt@cisco.com","ID":"CVE-2015-4278","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":"Cisco Email Security Appliance (ESA) devices with software 8.5.6-106 and 9.5.0-201 allow remote attackers to cause a denial of service (per-domain e-mail reception outage) by placing malformed DMARC policy data in DNS TXT records for a domain, aka Bug ID CSCuv14806."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"20150715 Cisco Email Security Appliance Malformed DMARC Policy Records File Modification Vulnerability","refsource":"CISCO","url":"http://tools.cisco.com/security/center/viewAlert.x?alertId=39940"},{"name":"1032961","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1032961"}]}}}},"cveMetadata":{"assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","assignerShortName":"cisco","cveId":"CVE-2015-4278","datePublished":"2015-07-16T19:00:00.000Z","dateReserved":"2015-06-04T00:00:00.000Z","dateUpdated":"2024-08-06T06:11:12.566Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2015-07-16 19:59:03","lastModifiedDate":"2026-05-06 22:30:45","problem_types":["CWE-20","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:email_security_appliance_firmware:8.5.6-106:*:*:*:*:*:*:*","matchCriteriaId":"16F5840E-51CB-4561-BD87-09D7806EA016"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:email_security_appliance_firmware:9.5.0-201:*:*:*:*:*:*:*","matchCriteriaId":"2992DB06-93A8-43B4-8BC7-B79DED718869"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2015","CveId":"4278","Ordinal":"1","Title":"CVE-2015-4278","CVE":"CVE-2015-4278","Year":"2015"},"notes":[{"CveYear":"2015","CveId":"4278","Ordinal":"1","NoteData":"Cisco Email Security Appliance (ESA) devices with software 8.5.6-106 and 9.5.0-201 allow remote attackers to cause a denial of service (per-domain e-mail reception outage) by placing malformed DMARC policy data in DNS TXT records for a domain, aka Bug ID CSCuv14806.","Type":"Description","Title":"CVE-2015-4278"},{"CveYear":"2015","CveId":"4278","Ordinal":"2","NoteData":"2015-07-16","Type":"Other","Title":"Published"},{"CveYear":"2015","CveId":"4278","Ordinal":"3","NoteData":"2017-09-21","Type":"Other","Title":"Modified"}]}}}