{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-05T07:22:53.202","vulnerabilities":[{"cve":{"id":"CVE-2021-29842","sourceIdentifier":"psirt@us.ibm.com","published":"2021-09-16T16:15:08.157","lastModified":"2024-11-21T06:01:54.183","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"IBM WebSphere Application Server 7.0, 8.0, 8.5, 9.0 and Liberty 17.0.0.3 through 21.0.0.9 could allow a remote user to enumerate usernames due to a difference of responses from valid and invalid login attempts. IBM X-Force ID: 205202."},{"lang":"es","value":"IBM WebSphere Application Server versiones 7.0, 8.0, 8.5, 9.0 y Liberty versiones 17.0.0.3 hasta 21.0.0.9, podrían permitir a un usuario remoto enumerar nombres de usuario debido a una diferencia de respuestas de intentos de inicio de sesión válidos y no válidos. IBM X-Force ID: 205202"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":1.4}],"cvssMetricV30":[{"source":"psirt@us.ibm.com","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-307"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0.0","versionEndIncluding":"7.0.0.45","matchCriteriaId":"9FBC4C46-A044-4A5C-80EF-2BCBF9351CEB"},{"vulnerable":true,"criteria":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*","versionStartIncluding":"8.0.0.0","versionEndIncluding":"8.0.0.15","matchCriteriaId":"E596AE8A-34AD-43F3-A97E-DC79CE517C8B"},{"vulnerable":true,"criteria":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*","versionStartIncluding":"8.5","versionEndIncluding":"8.5.5.20","matchCriteriaId":"7F183881-BDC8-46B4-87A0-34F40005B01A"},{"vulnerable":true,"criteria":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*","versionStartIncluding":"9.0.0.0","versionEndIncluding":"9.0.5.9","matchCriteriaId":"8B80AD41-D8BD-4E00-89BC-F1C17EDA3064"},{"vulnerable":true,"criteria":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:*","versionStartIncluding":"17.0.0.3","versionEndIncluding":"21.0.0.9","matchCriteriaId":"DFC524A0-6FFD-4449-BEC0-7FBB3D005AD9"}]}]}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/205202","source":"psirt@us.ibm.com","tags":["VDB Entry","Vendor Advisory"]},{"url":"https://www.ibm.com/support/pages/node/6489485","source":"psirt@us.ibm.com","tags":["Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/205202","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["VDB Entry","Vendor Advisory"]},{"url":"https://www.ibm.com/support/pages/node/6489485","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}