{"api_version":"1","generated_at":"2026-07-23T23:58:02+00:00","cve":"CVE-2021-32801","urls":{"html":"https://cve.report/CVE-2021-32801","api":"https://cve.report/api/cve/CVE-2021-32801.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-32801","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-32801"},"summary":{"title":"CVE-2021-32801","description":"Nextcloud server is an open source, self hosted personal cloud. In affected versions logging of exceptions may have resulted in logging potentially sensitive key material for the Nextcloud Encryption-at-Rest functionality. It is recommended that the Nextcloud Server is upgraded to 20.0.12, 21.0.4 or 22.1.0. If upgrading is not an option users are advised to disable system logging to resolve this issue until such time that an upgrade can be performed Note that ff you do not use the Encryption-at-Rest functionality of Nextcloud you are not affected by this bug.","state":"PUBLIC","assigner":"security-advisories@github.com","published_at":"2021-09-07 22:15:00","updated_at":"2022-09-27 14:18:00"},"problem_types":["CWE-532"],"metrics":[],"references":[{"url":"https://security.gentoo.org/glsa/202208-17","name":"GLSA-202208-17","refsource":"GENTOO","tags":[],"title":"Nextcloud: Multiple Vulnerabilities (GLSA 202208-17) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/nextcloud/server/pull/28082","name":"https://github.com/nextcloud/server/pull/28082","refsource":"MISC","tags":[],"title":"Sanitize more functions from the encryption app by LukasReschke · Pull Request #28082 · nextcloud/server · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mcpf-v65v-359h","name":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mcpf-v65v-359h","refsource":"CONFIRM","tags":[],"title":"Exceptions may have logged Encryption-at-Rest key content · Advisory · nextcloud/security-advisories · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://hackerone.com/reports/1251776","name":"https://hackerone.com/reports/1251776","refsource":"MISC","tags":[],"title":"HackerOne","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-32801","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32801","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"32801","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"nextcloud","cpe5":"nextcloud","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"32801","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"nextcloud","cpe5":"nextcloud_server","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-32801","qid":"710590","title":"Gentoo Linux Nextcloud Multiple Vulnerabilities (GLSA 202208-17)"},{"cve":"CVE-2021-32801","qid":"751131","title":"OpenSUSE Security Update for nextcloud (openSUSE-SU-2021:1253-1)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"security-advisories@github.com","ID":"CVE-2021-32801","STATE":"PUBLIC","TITLE":"Exceptions may have logged Encryption-at-Rest key content in Nextcloud server"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"security-advisories","version":{"version_data":[{"version_value":"< 20.0.12"},{"version_value":">= 21.0.0, < 21.0.4"},{"version_value":">= 22.0.0, < 22.1.0"}]}}]},"vendor_name":"nextcloud"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Nextcloud server is an open source, self hosted personal cloud. In affected versions logging of exceptions may have resulted in logging potentially sensitive key material for the Nextcloud Encryption-at-Rest functionality. It is recommended that the Nextcloud Server is upgraded to 20.0.12, 21.0.4 or 22.1.0. If upgrading is not an option users are advised to disable system logging to resolve this issue until such time that an upgrade can be performed Note that ff you do not use the Encryption-at-Rest functionality of Nextcloud you are not affected by this bug."}]},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-532: Insertion of Sensitive Information into Log File"}]}]},"references":{"reference_data":[{"name":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mcpf-v65v-359h","refsource":"CONFIRM","url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mcpf-v65v-359h"},{"name":"https://github.com/nextcloud/server/pull/28082","refsource":"MISC","url":"https://github.com/nextcloud/server/pull/28082"},{"name":"https://hackerone.com/reports/1251776","refsource":"MISC","url":"https://hackerone.com/reports/1251776"},{"refsource":"GENTOO","name":"GLSA-202208-17","url":"https://security.gentoo.org/glsa/202208-17"}]},"source":{"advisory":"GHSA-mcpf-v65v-359h","discovery":"UNKNOWN"}},"nvd":{"publishedDate":"2021-09-07 22:15:00","lastModifiedDate":"2022-09-27 14:18:00","problem_types":["CWE-532"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:N/A:N","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":2.1},"severity":"LOW","exploitabilityScore":3.9,"impactScore":2.9,"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:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*","versionStartIncluding":"21.0.0","versionEndExcluding":"21.0.4","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*","versionStartIncluding":"22.0.0","versionEndExcluding":"22.1.0","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*","versionEndExcluding":"20.0.12","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"32801","Ordinal":"208189","Title":"CVE-2021-32801","CVE":"CVE-2021-32801","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"32801","Ordinal":"1","NoteData":"Nextcloud server is an open source, self hosted personal cloud. In affected versions logging of exceptions may have resulted in logging potentially sensitive key material for the Nextcloud Encryption-at-Rest functionality. It is recommended that the Nextcloud Server is upgraded to 20.0.12, 21.0.4 or 22.1.0. If upgrading is not an option users are advised to disable system logging to resolve this issue until such time that an upgrade can be performed Note that ff you do not use the Encryption-at-Rest functionality of Nextcloud you are not affected by this bug.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"32801","Ordinal":"2","NoteData":"2021-09-07","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"32801","Ordinal":"3","NoteData":"2021-09-07","Type":"Other","Title":"Modified"}]}}}