{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-22T07:25:17.596","vulnerabilities":[{"cve":{"id":"CVE-2020-4491","sourceIdentifier":"psirt@us.ibm.com","published":"2020-10-20T15:15:12.997","lastModified":"2024-11-21T05:32:48.283","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"IBM Spectrum Scale V4.2.0.0 through V4.2.3.22 and V5.0.0.0 through V5.0.5 could allow a local attacker to cause a denial of service by sending a large number of RPC requests to the mmfsd daemon which would cause the service to crash. IBM X-Force ID: 181991."},{"lang":"es","value":"IBM Spectrum Scale versiones V4.2.0.0 hasta V4.2.3.22 y versiones V5.0.0.0 hasta V5.0.5, podría permitir a un atacante local causar una denegación de servicio al enviar una gran cantidad de peticiones RPC al demonio mmfsd que causaría el servicio se bloquee. IBM X-Force ID: 181991"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"cvssMetricV30":[{"source":"psirt@us.ibm.com","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":4.0,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":2.5,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:P","baseScore":2.1,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"LOW","exploitabilityScore":3.9,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ibm:spectrum_scale:*:*:*:*:*:*:*:*","versionStartExcluding":"4.2.0.0","versionEndIncluding":"4.2.3.22","matchCriteriaId":"18A62C6D-4284-4589-840D-31784E43E895"},{"vulnerable":true,"criteria":"cpe:2.3:a:ibm:spectrum_scale:*:*:*:*:*:*:*:*","versionStartExcluding":"5.0.0.0","versionEndIncluding":"5.0.5","matchCriteriaId":"171E5DE9-7898-411A-A00B-88639DEC8D2E"}]}]}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/181991","source":"psirt@us.ibm.com","tags":["VDB Entry","Vendor Advisory"]},{"url":"https://www.ibm.com/support/pages/node/6349465","source":"psirt@us.ibm.com","tags":["Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/181991","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["VDB Entry","Vendor Advisory"]},{"url":"https://www.ibm.com/support/pages/node/6349465","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}