{"affected":[{"affectedData":[{"product":"MQ Appliance","vendor":"IBM","versions":[{"status":"affected","version":"8.0"},{"status":"affected","version":"9.1.LTS"},{"status":"affected","version":"9.1.CD"}]}],"source":"psirt@us.ibm.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:ibm:mq_appliance:*:*:*:*:*:*:*:*","matchCriteriaId":"691172A5-00C2-42D2-A7C9-354EBF5B3408","versionEndExcluding":"8.0.0.15","versionStartIncluding":"8.0","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:mq_appliance:*:*:*:*:lts:*:*:*","matchCriteriaId":"52062DF3-A5E8-4218-B5CC-85981ED21FF9","versionEndExcluding":"9.1.0.6","versionStartIncluding":"9.1.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:mq_appliance:*:*:*:*:continuous_delivery:*:*:*","matchCriteriaId":"46DAA494-9818-445A-93EE-A20BF8736F29","versionEndExcluding":"9.2.0.0","versionStartIncluding":"9.1.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"IBM MQ, IBM MQ Appliance, IBM MQ for HPE NonStop 8.0, 9.1 CD, and 9.1 LTS could allow an attacker to cause a denial of service due to a memory leak caused by an error creating a dynamic queue. IBM X-Force ID: 179080."},{"lang":"es","value":"IBM MQ, IBM MQ Appliance, IBM MQ para HPE NonStop versiones 8.0, 9.1 CD y 9.1 LTS, podrían permitir a un atacante causar una denegación de servicio debido a una pérdida de memoria causada por un error al crear una cola dinámica. IBM X-Force ID: 179080"}],"id":"CVE-2020-4375","lastModified":"2026-06-17T03:19:53.867","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":5.0,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","version":"2.0"},"exploitabilityScore":10.0,"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":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.0"},"exploitabilityScore":2.2,"impactScore":3.6,"source":"psirt@us.ibm.com","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-07-28T12:15:12.347","references":[{"source":"psirt@us.ibm.com","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/179080"},{"source":"psirt@us.ibm.com","tags":["Patch","Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6252785"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/179080"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6252785"}],"sourceIdentifier":"psirt@us.ibm.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-401"}],"source":"nvd@nist.gov","type":"Primary"}]}