{"api_version":"1","generated_at":"2026-07-23T13:41:36+00:00","cve":"CVE-2020-4949","urls":{"html":"https://cve.report/CVE-2020-4949","api":"https://cve.report/api/cve/CVE-2020-4949.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-4949","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-4949"},"summary":{"title":"CVE-2020-4949","description":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 192025.","state":"PUBLIC","assigner":"psirt@us.ibm.com","published_at":"2021-01-26 15:15:00","updated_at":"2021-01-29 21:47:00"},"problem_types":["CWE-611"],"metrics":[],"references":[{"url":"https://www.ibm.com/support/pages/node/6408244","name":"https://www.ibm.com/support/pages/node/6408244","refsource":"CONFIRM","tags":["Patch","Vendor Advisory"],"title":"Security Bulletin:  WebSphere Application Server is vulnerable to an XML External Entity (XXE) Injection Vulnerability (CVE-2020-4949)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/192025","name":"ibm-websphere-cve20204949-xxe (192025)","refsource":"XF","tags":["VDB Entry","Vendor Advisory"],"title":"IBM X-Force Exchange","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-4949","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4949","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"4949","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"hp","cpe5":"hp-ux","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"hp","cpe5":"hp-ux","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"ibm","cpe5":"aix","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"ibm","cpe5":"aix","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"ibm","cpe5":"i","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"ibm","cpe5":"i","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"1","versionEndIncluding":"7.0.0.45","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ibm","cpe5":"websphere_application_server","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"1","versionEndIncluding":"8.0.0.15","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ibm","cpe5":"websphere_application_server","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"1","versionEndIncluding":"8.5.5.18","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ibm","cpe5":"websphere_application_server","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"1","versionEndIncluding":"9.0.5.6","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ibm","cpe5":"websphere_application_server","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"ibm","cpe5":"z\\/os","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"ibm","cpe5":"z\\/os","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"oracle","cpe5":"solaris","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"-","cpe13":"*"},{"cve_year":"2020","cve_id":"4949","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"oracle","cpe5":"solaris","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"-","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-4949","qid":"375870","title":"IBM WebSphere Application Server Extensible Markup Language (XML) External Entity (XXE) Injection Vulnerability (6408244)"}]},"source_records":{"cve_program":{"references":{"reference_data":[{"title":"IBM Security Bulletin 6408244 (WebSphere Application Server)","url":"https://www.ibm.com/support/pages/node/6408244","refsource":"CONFIRM","name":"https://www.ibm.com/support/pages/node/6408244"},{"name":"ibm-websphere-cve20204949-xxe (192025)","refsource":"XF","title":"X-Force Vulnerability Report","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/192025"}]},"data_format":"MITRE","data_version":"4.0","affects":{"vendor":{"vendor_data":[{"vendor_name":"IBM","product":{"product_data":[{"product_name":"WebSphere Application Server","version":{"version_data":[{"version_value":"7.0"},{"version_value":"8.0"},{"version_value":"8.5"},{"version_value":"9.0"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"value":"Obtain Information","lang":"eng"}]}]},"data_type":"CVE","impact":{"cvssv3":{"BM":{"C":"H","A":"L","S":"U","SCORE":"8.200","UI":"N","PR":"N","AV":"N","AC":"L","I":"N"},"TM":{"E":"U","RC":"C","RL":"O"}}},"CVE_data_meta":{"ASSIGNER":"psirt@us.ibm.com","ID":"CVE-2020-4949","STATE":"PUBLIC","DATE_PUBLIC":"2021-01-25T00:00:00"},"description":{"description_data":[{"value":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 192025.","lang":"eng"}]}},"nvd":{"publishedDate":"2021-01-26 15:15:00","lastModifiedDate":"2021-01-29 21:47:00","problem_types":["CWE-611"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"LOW","baseScore":8.2,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":4.2},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":6.4},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0.0","versionEndIncluding":"7.0.0.45","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*","versionStartIncluding":"8.0.0.0","versionEndIncluding":"8.0.0.15","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*","versionStartIncluding":"8.5.0.0","versionEndIncluding":"8.5.5.18","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*","versionStartIncluding":"9.0.0.0","versionEndIncluding":"9.0.5.6","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:o:hp:hp-ux:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:o:ibm:i:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:o:ibm:z\\/os:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:o:oracle:solaris:-:*:*:*:*:*:-:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"4949","Ordinal":"164977","Title":"CVE-2020-4949","CVE":"CVE-2020-4949","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"4949","Ordinal":"1","NoteData":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 192025.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"4949","Ordinal":"2","NoteData":"2021-01-26","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"4949","Ordinal":"3","NoteData":"2021-01-26","Type":"Other","Title":"Modified"}]}}}