{"affected":[{"affectedData":[{"product":"DB2 for Linux- UNIX and Windows","vendor":"IBM","versions":[{"status":"affected","version":"9.7"},{"status":"affected","version":"10.1"},{"status":"affected","version":"10.5"},{"status":"affected","version":"11.1"},{"status":"affected","version":"11.5"}]}],"source":"psirt@us.ibm.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:ibm:db2:9.7.0.0:*:*:*:*:*:*:*","matchCriteriaId":"37B04412-3F3F-4918-A1DE-C99AF2EE9605","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:db2:10.1.0.0:*:*:*:*:*:*:*","matchCriteriaId":"BC0406EF-7EEF-4616-B1AD-A6E498FB6516","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:db2:10.5.0.0:*:*:*:*:*:*:*","matchCriteriaId":"1C577979-79CC-4DE2-8433-64595190A5E0","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:db2:11.1.0.0:*:*:*:*:*:*:*","matchCriteriaId":"8E17D042-0EE4-4F81-8E39-D8730D792BCE","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:db2:11.5.0.0:*:*:*:*:*:*:*","matchCriteriaId":"2E94B9A7-5DF7-4F52-B87F-094A50010F79","vulnerable":true}],"negate":false,"operator":"OR"},{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*","matchCriteriaId":"703AF700-7A70-47E2-BC3A-7FD03B3CA9C1","vulnerable":false},{"criteria":"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*","matchCriteriaId":"A2572D17-1DE6-457B-99CC-64AFD54487EA","vulnerable":false}],"negate":false,"operator":"OR"}],"operator":"AND"}],"cveTags":[],"descriptions":[{"lang":"en","value":"IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with root privileges. IBM X-Force ID: 178960."},{"lang":"es","value":"IBM DB2 para Linux, UNIX y Windows (incluye DB2 Connect Server) versiones 9.7, 10.1, 10.5, 11.1 y 11.5, es vulnerable a un desbordamiento del búfer, causado por una comprobación de límites inapropiada que podría permitir a un atacante local ejecutar código arbitrario en el sistema con privilegios root. IBM X-Force ID: 178960"}],"id":"CVE-2020-4363","lastModified":"2026-06-17T03:19:53.030","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"HIGH","cvssData":{"accessComplexity":"LOW","accessVector":"LOCAL","authentication":"NONE","availabilityImpact":"COMPLETE","baseScore":7.2,"confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","version":"2.0"},"exploitabilityScore":3.9,"impactScore":10.0,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.0"},"exploitabilityScore":2.5,"impactScore":5.9,"source":"psirt@us.ibm.com","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":1.8,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-07-01T15:15:14.627","references":[{"source":"psirt@us.ibm.com","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/178960"},{"source":"psirt@us.ibm.com","tags":["Patch","Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6242332"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/178960"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6242332"}],"sourceIdentifier":"psirt@us.ibm.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-120"}],"source":"nvd@nist.gov","type":"Primary"}]}