{"affected":[{"affectedData":[{"product":"WebSphere Application Server","vendor":"IBM","versions":[{"status":"affected","version":"7.0"},{"status":"affected","version":"8.0"},{"status":"affected","version":"8.5"},{"status":"affected","version":"9.0"}]}],"source":"psirt@us.ibm.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:ibm:websphere_application_server:7.0:*:*:*:*:*:*:*","matchCriteriaId":"B0905C80-A1BA-49CD-90CA-9270ECC3940C","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:websphere_application_server:8.0:*:*:*:*:*:*:*","matchCriteriaId":"07EBB48B-4EE2-4333-851E-BA1B104FBE92","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*","matchCriteriaId":"E30E8CE2-9137-4669-AE86-FB8ED0899736","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*","matchCriteriaId":"C4F6F77C-2C0D-4A31-B2A0-DB1C4296FF5E","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 could allow a local authenticated attacker to gain elevated privileges on the system, caused by improper handling of UNC paths. By scheduling a task with a specially-crafted UNC path, an attacker could exploit this vulnerability to execute arbitrary code with higher privileges. IBM X-Force ID: 182808."},{"lang":"es","value":"IBM WebSphere Application Server versiones 7.0, 8.0, 8.5 y 9.0, podría permitir a un atacante autenticado local alcanzar privilegios elevados sobre el sistema, debido a un manejo inapropiado de las rutas UNC. Al programar una tarea con una ruta UNC especialmente diseñada, un atacante podría explotar esta vulnerabilidad para ejecutar código arbitrario con privilegios elevados.  IBM X-Force ID: 182808"}],"id":"CVE-2020-4534","lastModified":"2026-06-17T03:20:07.613","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":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.0"},"exploitabilityScore":1.1,"impactScore":6.0,"source":"psirt@us.ibm.com","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":2.0,"impactScore":6.0,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-08-03T13:15:11.497","references":[{"source":"psirt@us.ibm.com","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/182808"},{"source":"psirt@us.ibm.com","tags":["Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6255074"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/182808"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6255074"}],"sourceIdentifier":"psirt@us.ibm.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"NVD-CWE-noinfo"}],"source":"nvd@nist.gov","type":"Primary"}]}