{"api_version":"1","generated_at":"2026-07-24T21:29:22+00:00","cve":"CVE-2021-33256","urls":{"html":"https://cve.report/CVE-2021-33256","api":"https://cve.report/api/cve/CVE-2021-33256.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-33256","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-33256"},"summary":{"title":"CVE-2021-33256","description":"** DISPUTED ** A CSV injection vulnerability on the login panel of ManageEngine ADSelfService Plus Version: 6.1 Build No: 6101 can be exploited by an unauthenticated user. The j_username parameter seems to be vulnerable and a reverse shell could be obtained if a privileged user exports \"User Attempts Audit Report\" as CSV file. Note: The vendor disputes this vulnerability, claiming \"This is not a valid vulnerability in our ADSSP product. We don't see this as a security issue at our side.\"","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-08-09 14:15:00","updated_at":"2023-11-07 03:35:00"},"problem_types":["CWE-1236"],"metrics":[],"references":[{"url":"https://docs.unsafe-inline.com/0day/manageengine-adselfservice-plus-6.1-csv-injection","name":"https://docs.unsafe-inline.com/0day/manageengine-adselfservice-plus-6.1-csv-injection","refsource":"MISC","tags":[],"title":"ManageEngine ADSelfService Plus 6.1 CSV Injection - UNSAFE-INLINE","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-33256","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33256","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"33256","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"zohocorp","cpe5":"manageengine_adselfservice_plus","cpe6":"6.1","cpe7":"6101","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-33256","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"** DISPUTED ** A CSV injection vulnerability on the login panel of ManageEngine ADSelfService Plus Version: 6.1 Build No: 6101 can be exploited by an unauthenticated user. The j_username parameter seems to be vulnerable and a reverse shell could be obtained if a privileged user exports \"User Attempts Audit Report\" as CSV file. Note: The vendor disputes this vulnerability, claiming \"This is not a valid vulnerability in our ADSSP product. We don't see this as a security issue at our side.\""}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://docs.unsafe-inline.com/0day/manageengine-adselfservice-plus-6.1-csv-injection","refsource":"MISC","name":"https://docs.unsafe-inline.com/0day/manageengine-adselfservice-plus-6.1-csv-injection"}]}},"nvd":{"publishedDate":"2021-08-09 14:15:00","lastModifiedDate":"2023-11-07 03:35:00","problem_types":["CWE-1236"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:C/I:C/A:C","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE","baseScore":9.3},"severity":"HIGH","exploitabilityScore":8.6,"impactScore":10,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6101:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"33256","Ordinal":"208658","Title":"CVE-2021-33256","CVE":"CVE-2021-33256","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"33256","Ordinal":"1","NoteData":"** DISPUTED ** A CSV injection vulnerability on the login panel of ManageEngine ADSelfService Plus Version: 6.1 Build No: 6101 can be exploited by an unauthenticated user. The j_username parameter seems to be vulnerable and a reverse shell could be obtained if a privileged user exports \"User Attempts Audit Report\" as CSV file. Note: The vendor disputes this vulnerability, claiming \"This is not a valid vulnerability in our ADSSP product. We don't see this as a security issue at our side.\"","Type":"Description","Title":null},{"CveYear":"2021","CveId":"33256","Ordinal":"2","NoteData":"2021-08-09","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"33256","Ordinal":"3","NoteData":"2021-08-25","Type":"Other","Title":"Modified"}]}}}