{"api_version":"1","generated_at":"2026-07-23T10:56:00+00:00","cve":"CVE-2020-4377","urls":{"html":"https://cve.report/CVE-2020-4377","api":"https://cve.report/api/cve/CVE-2020-4377.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-4377","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-4377"},"summary":{"title":"CVE-2020-4377","description":"IBM Cognos Anaytics 11.0 and 11.1 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: 179156.","state":"PUBLIC","assigner":"psirt@us.ibm.com","published_at":"2020-08-03 13:15:00","updated_at":"2021-07-21 11:39:00"},"problem_types":["CWE-611"],"metrics":[],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/179156","name":"ibm-cognos-cve20204377-xxe (179156)","refsource":"XF","tags":["VDB Entry","Vendor Advisory"],"title":"IBM X-Force Exchange","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.ibm.com/support/pages/node/6252853","name":"https://www.ibm.com/support/pages/node/6252853","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"Security Bulletin: IBM Cognos Analytics has addressed multiple vulnerabilities","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-4377","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4377","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"4377","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ibm","cpe5":"cognos_analytics","cpe6":"11.0.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4377","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ibm","cpe5":"cognos_analytics","cpe6":"11.1.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4377","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ibm","cpe5":"cognos_analytics","cpe6":"11.0.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"4377","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ibm","cpe5":"cognos_analytics","cpe6":"11.1.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_format":"MITRE","description":{"description_data":[{"lang":"eng","value":"IBM Cognos Anaytics 11.0 and 11.1 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: 179156."}]},"data_version":"4.0","CVE_data_meta":{"STATE":"PUBLIC","ASSIGNER":"psirt@us.ibm.com","ID":"CVE-2020-4377","DATE_PUBLIC":"2020-07-30T00:00:00"},"impact":{"cvssv3":{"TM":{"RC":"C","E":"U","RL":"O"},"BM":{"C":"H","SCORE":"8.200","AC":"L","PR":"N","AV":"N","I":"N","S":"U","UI":"N","A":"L"}}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Gain Access"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"IBM","product":{"product_data":[{"version":{"version_data":[{"version_value":"11.0"},{"version_value":"11.1"}]},"product_name":"Cognos Analytics"}]}}]}},"data_type":"CVE","references":{"reference_data":[{"refsource":"CONFIRM","name":"https://www.ibm.com/support/pages/node/6252853","url":"https://www.ibm.com/support/pages/node/6252853","title":"IBM Security Bulletin 6252853 (Cognos Analytics)"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/179156","title":"X-Force Vulnerability Report","name":"ibm-cognos-cve20204377-xxe (179156)","refsource":"XF"}]}},"nvd":{"publishedDate":"2020-08-03 13:15:00","lastModifiedDate":"2021-07-21 11:39:00","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:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":9.1,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.2},"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":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:ibm:cognos_analytics:11.0.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:ibm:cognos_analytics:11.1.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"4377","Ordinal":"164405","Title":"CVE-2020-4377","CVE":"CVE-2020-4377","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"4377","Ordinal":"1","NoteData":"IBM Cognos Anaytics 11.0 and 11.1 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: 179156.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"4377","Ordinal":"2","NoteData":"2020-08-03","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"4377","Ordinal":"3","NoteData":"2020-08-03","Type":"Other","Title":"Modified"}]}}}