{"id":"GHSA-wc79-7x8x-2p58","revision":null,"records":[{"revision":"74bbbdddb9184123bcc29683d3227d18","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-27414","aliases":[],"title":"MinIO SFTP authentication bypass due to improperly trusted SSH key","description":"MinIO is a high performance object storage. Starting in RELEASE.2024-06-06T09-36-42Z and prior to \nRELEASE.2025-02-28T09-55-16Z, a bug in evaluating the trust of the SSH key used in an SFTP connection to MinIO allows authentication bypass and unauthorized data access. On a MinIO server with SFTP access configured and using LDAP as an external identity provider, MinIO supports SSH key based authentication for SFTP connections when the user has the `sshPublicKey` attribute set in their LDAP server. The server trusts the client's key only when the public key is the same as the `sshPublicKey` attribute. Due to the bug, when the user has no `sshPublicKey` property in LDAP, the server ends up trusting the key allowing the client to perform any FTP operations allowed by the MinIO access policies associated with the LDAP user (or any of their groups). Three requirements must be met in order to exploit the vulnerability. First, the MinIO server must be configured to allow SFTP access and use LDAP as an external identity provider. Second, the attacker must have knowledge of an LDAP username that does not have the `sshPublicKey` property set. Third, such an LDAP username or one of their groups must also have some MinIO access policy configured. When this bug is successfully exploited, the attacker can perform any FTP operations (i.e. reading, writing, deleting and listing objects) allowed by the access policy associated with the LDAP user account (and their groups). Version 1.2.0 fixes the issue.","state":0,"publishedAt":"2025-02-28T21:06:58.155+00:00","modifiedAt":"2025-03-04T20:03:45.107+00:00","affected":[{"ecosystem":"Vendor product","name":"minio","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"minio\",\n                    \"product\": \"minio\",\n                    \"versions\": [\n                        {\n                            \"version\": \">= RELEASE.2024-06-06T09-36-42Z, < RELEASE.2025-02-28T09-55-16Z\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","score":4.6,"severity":"MEDIUM"}],"references":["https://github.com/minio/minio/security/advisories/GHSA-wc79-7x8x-2p58","https://github.com/minio/minio/commit/4c71f1b4ec0fb2a473ddaac18c20ec9e63f267ec","https://github.com/minio/minio/commit/91e1487de45720753c9e9e4c02b1bd16b7e452fa"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-27414","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-27414","identifiers":["CVE-2025-27414"]},"retained":false,"historicalAffected":[]},{"revision":"39143f198e9c43849beb0314d916f12d","observedAt":"2026-11-11T02:47:03.692+00:00","statement":{"source":"euvd","id":"EUVD-2025-5560","aliases":["CVE-2025-27414","GHSA-wc79-7x8x-2p58"],"title":"MinIO is a high performance object storage. 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First, the MinIO server must be configured to allow SFTP access and use LDAP as an external identity provider. Second, the attacker must have knowledge of an LDAP username that does not have the `sshPublicKey` property set. Third, such an LDAP username or one of their groups must also have some MinIO access policy configured. When this bug is successfully exploited, the attacker can perform any FTP operations (i.e. reading, writing, deleting and listing objects) allowed by the access policy associated with the LDAP user account (and their groups). Version 1.2.0 fixes the issue.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","score":4.6,"severity":null}],"references":["https://github.com/minio/minio/security/advisories/GHSA-wc79-7x8x-2p58","https://github.com/minio/minio/commit/4c71f1b4ec0fb2a473ddaac18c20ec9e63f267ec","https://github.com/minio/minio/commit/91e1487de45720753c9e9e4c02b1bd16b7e452fa"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-5560","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Feb 28, 2025, 9:06:58 PM","dateUpdated":"Mar 4, 2025, 8:03:45 PM"},"relatedAdvisories":[{"id":"WID-SEC-W-2025-0473","title":"MinIO: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen","vulnerabilityIds":["CVE-2025-27414"]},{"id":"openSUSE-SU-2025:14889-1","title":"govulncheck-vulndb-0.0.20250312T181707-1.1 on GA media","vulnerabilityIds":["CVE-2024-57603","CVE-2024-57604","CVE-2025-0426","CVE-2025-1243","CVE-2025-1293","CVE-2025-1412","CVE-2025-20051","CVE-2025-22870","CVE-2025-22952","CVE-2025-23387","CVE-2025-23388","CVE-2025-23389","CVE-2025-24016","CVE-2025-24526","CVE-2025-24806","CVE-2025-24976","CVE-2025-25196","CVE-2025-25199","CVE-2025-25204","CVE-2025-25279","CVE-2025-25294","CVE-2025-27088","CVE-2025-27090","CVE-2025-27100","CVE-2025-27112","CVE-2025-27144","CVE-2025-27155","CVE-2025-27414","CVE-2025-27421","CVE-2025-27507","CVE-2025-27509"]}],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2025-5560","identifiers":["EUVD-2025-5560","CVE-2025-27414","GHSA-wc79-7x8x-2p58"]},"retained":false,"historicalAffected":[]},{"revision":"e6c1005b7cac499aa6ededa32d930cb5","observedAt":"2026-10-25T02:24:42.386+00:00","statement":{"source":"nvd","id":"CVE-2025-27414","aliases":[],"title":"MinIO is a high performance object storage. Starting in RELEASE.2024-06-06T09-36-42Z and prior to ","description":"MinIO is a high performance object storage. Starting in RELEASE.2024-06-06T09-36-42Z and prior to \nRELEASE.2025-02-28T09-55-16Z, a bug in evaluating the trust of the SSH key used in an SFTP connection to MinIO allows authentication bypass and unauthorized data access. On a MinIO server with SFTP access configured and using LDAP as an external identity provider, MinIO supports SSH key based authentication for SFTP connections when the user has the `sshPublicKey` attribute set in their LDAP server. The server trusts the client's key only when the public key is the same as the `sshPublicKey` attribute. Due to the bug, when the user has no `sshPublicKey` property in LDAP, the server ends up trusting the key allowing the client to perform any FTP operations allowed by the MinIO access policies associated with the LDAP user (or any of their groups). Three requirements must be met in order to exploit the vulnerability. First, the MinIO server must be configured to allow SFTP access and use LDAP as an external identity provider. Second, the attacker must have knowledge of an LDAP username that does not have the `sshPublicKey` property set. Third, such an LDAP username or one of their groups must also have some MinIO access policy configured. When this bug is successfully exploited, the attacker can perform any FTP operations (i.e. reading, writing, deleting and listing objects) allowed by the access policy associated with the LDAP user account (and their groups). Version 1.2.0 fixes the issue.","state":0,"publishedAt":"2025-02-28T21:15:27.957+00:00","modifiedAt":"2026-06-17T09:03:32.55+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":4.6,"severity":"MEDIUM"}],"references":["https://github.com/minio/minio/commit/4c71f1b4ec0fb2a473ddaac18c20ec9e63f267ec","https://github.com/minio/minio/commit/91e1487de45720753c9e9e4c02b1bd16b7e452fa","https://github.com/minio/minio/security/advisories/GHSA-wc79-7x8x-2p58"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-27414","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-287"],"productCriteria":[],"sourceDates":{"published":"2025-02-28T21:15:27.957","lastModified":"2026-06-17T09:03:32.550"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2025-27414","identifiers":["CVE-2025-27414"]},"retained":false,"historicalAffected":[]},{"revision":"c6b340cd5c87496f97d605e1f9d3141d","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-wc79-7x8x-2p58","aliases":["CVE-2025-27414","GO-2025-3495"],"title":"MinIO allows an SFTP authentication bypass due to improperly trusted SSH key","description":"### Summary\n_A bug in evaluating the trust of the SSH key used in an SFTP connection to MinIO allows authentication bypass and unauthorized data access._\n\n### Details\n\nOn a MinIO server with SFTP access configured and using LDAP as an external identity provider, MinIO supports SSH key based authentication for SFTP connections when the user has the `sshPublicKey` attribute set in their LDAP server. The server trusts the client's key only when the public key is the same as the `sshPublicKey` attribute.\n\nDue to the bug, when the user has no `sshPublicKey` property in LDAP, the server ends up trusting the key allowing the client to perform any FTP operations allowed by the MinIO access policies associated with the LDAP user (or any of their groups).\n\nThe bug was introduced in https://github.com/minio/minio/commit/91e1487de45720753c9e9e4c02b1bd16b7e452fa.\n\n### Impact\n\nThe following requirements must be met to exploit this vulnerability:\n\n1. MinIO server must be configured to allow SFTP access and use LDAP as an external identity provider.\n2. Knowledge of an LDAP username that does not have the `sshPublicKey` property set.\n3. Such an LDAP username or one of their groups must also have some MinIO access policy configured.\n\nWhen this bug is successfully exploited, the attacker can perform any FTP operations (i.e. reading, writing, deleting and listing objects) allowed by the access policy associated with the LDAP user account (and their groups).","state":0,"publishedAt":"2025-03-03T19:56:58+00:00","modifiedAt":"2026-10-08T08:11:01.8835639+00:00","affected":[{"ecosystem":"Go","name":"github.com/minio/minio","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.0.0-20240605075113-91e1487de457"},{"kind":"fixed","version":"0.0.0-20250227184332-4c71f1b4ec0f"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/minio/minio/security/advisories/GHSA-wc79-7x8x-2p58","https://nvd.nist.gov/vuln/detail/CVE-2025-27414","https://github.com/minio/minio/commit/4c71f1b4ec0fb2a473ddaac18c20ec9e63f267ec","https://github.com/minio/minio/commit/91e1487de45720753c9e9e4c02b1bd16b7e452fa","https://github.com/minio/minio"],"sourceUrl":"https://github.com/advisories/GHSA-wc79-7x8x-2p58","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-wc79-7x8x-2p58","identifiers":["GHSA-wc79-7x8x-2p58","CVE-2025-27414","GO-2025-3495"]},"retained":false,"historicalAffected":[]},{"revision":"404d185c39e7495885bb71924f4d3903","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2025-3495","aliases":["CVE-2025-27414","GHSA-wc79-7x8x-2p58"],"title":"MinIO SFTP authentication bypass due to improperly trusted SSH key in github.com/minio/minio","description":"MinIO SFTP authentication bypass due to improperly trusted SSH key in github.com/minio/minio.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: github.com/minio/minio from RELEASE.2024-06-06T09-36-42Z before RELEASE.2025-02-28T09-55-16Z.","state":0,"publishedAt":"2025-03-03T19:22:09+00:00","modifiedAt":"2026-10-08T08:11:01.8835639+00:00","affected":[{"ecosystem":"Go","name":"github.com/minio/minio","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2025-27414","https://github.com/minio/minio/commit/4c71f1b4ec0fb2a473ddaac18c20ec9e63f267ec","https://github.com/minio/minio/commit/91e1487de45720753c9e9e4c02b1bd16b7e452fa","https://github.com/minio/minio/security/advisories/GHSA-wc79-7x8x-2p58"],"sourceUrl":"https://osv.dev/vulnerability/GO-2025-3495","license":"OSV · upstream source license applies","key":"osv:GO-2025-3495","identifiers":["GO-2025-3495","CVE-2025-27414","GHSA-wc79-7x8x-2p58"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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