{"affected":[{"affectedData":[{"product":"MQ","vendor":"IBM","versions":[{"status":"affected","version":"9.0.1"},{"status":"affected","version":"9.0.0.1"},{"status":"affected","version":"9.0.2"},{"status":"affected","version":"8.0.0.1"},{"status":"affected","version":"8.0.0.2"},{"status":"affected","version":"8.0.0.3"},{"status":"affected","version":"8.0.0.4"},{"status":"affected","version":"8.0.0.5"},{"status":"affected","version":"8.0.0.6"},{"status":"affected","version":"8.0.0.7"},{"status":"affected","version":"9.0.0.2"},{"status":"affected","version":"9.0.3"},{"status":"affected","version":"9.0.4"},{"status":"affected","version":"8.0.0.8"},{"status":"affected","version":"8.0.0.9"},{"status":"affected","version":"9.0.0.3"},{"status":"affected","version":"8.0.0.0"},{"status":"affected","version":"8.0.0.10"},{"status":"affected","version":"9.0.0.0"},{"status":"affected","version":"9.0.0.4"},{"status":"affected","version":"9.0.0.5"},{"status":"affected","version":"9.0.5"},{"status":"affected","version":"9.1.0.0"}]}],"source":"psirt@us.ibm.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:ibm:websphere_mq:*:*:*:*:*:*:*:*","matchCriteriaId":"5DD54027-9C8D-40BA-8B88-5BB7665A2DA8","versionEndIncluding":"8.0.0.10","versionStartIncluding":"8.0.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:websphere_mq:*:*:*:*:*:*:*:*","matchCriteriaId":"C5D73B9F-B40A-4740-8A6E-F9210CBC42E0","versionEndIncluding":"9.0.0.5","versionStartIncluding":"9.0.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:websphere_mq:*:*:*:*:*:*:*:*","matchCriteriaId":"5D1B1D9B-072B-4BE1-AEE7-73883EC2D753","versionEndIncluding":"9.0.5","versionStartIncluding":"9.0.1","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:websphere_mq:9.1.0.0:*:*:*:*:*:*:*","matchCriteriaId":"82D7A612-CC28-4DE7-AB76-6866E90A7B3E","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"IBM WebSphere MQ 8.0 through 9.1 is vulnerable to a error with MQTT topic string publishing that can cause a denial of service attack. IBM X-Force ID: 145456."},{"lang":"es","value":"IBM WebSphere MQ desde la versión 8.0 hasta la 9.1 es vulnerable a un error en las publicaciones de cadenas de temas MQTT que puede provocar una denegación de servicio (DoS). IBM X-Force ID: 145456."}],"id":"CVE-2018-1684","lastModified":"2026-06-17T01:51:36.253","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"PARTIAL","baseScore":4.0,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:P","version":"2.0"},"exploitabilityScore":8.0,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.0"},"exploitabilityScore":1.6,"impactScore":3.6,"source":"psirt@us.ibm.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.0"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2018-11-09T01:29:00.367","references":[{"source":"psirt@us.ibm.com","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/145456"},{"source":"psirt@us.ibm.com","tags":["Patch","Vendor Advisory"],"url":"https://www.ibm.com/support/docview.wss?uid=ibm10734297"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/145456"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"url":"https://www.ibm.com/support/docview.wss?uid=ibm10734297"}],"sourceIdentifier":"psirt@us.ibm.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"NVD-CWE-noinfo"}],"source":"nvd@nist.gov","type":"Primary"}]}