{"id":"CVE-2024-36107","aliases":["EUVD-2024-1541","GHSA-95fr-cm4m-q5p9","GO-2024-2886"],"status":"published","title":"Information disclosure in minio","description":"MinIO is a High Performance Object Storage released under GNU Affero General Public License v3.0. `If-Modified-Since` and `If-Unmodified-Since` headers when used with anonymous requests by sending a random object name requests can be used to determine if an object exists or not on the server on a specific bucket and also gain access to some amount of\ninformation such as  `Last-Modified (of the latest version)`, `Etag (of the latest version)`, `x-amz-version-id (of the latest version)`, `Expires (metadata value of the latest version)`, `Cache-Control (metadata value of the latest version)`. This conditional check was being honored before validating if the anonymous access is indeed allowed on the metadata of an object. This issue has been addressed in commit `e0fe7cc3917`. Users must upgrade to RELEASE.2024-05-27T19-17-46Z for the fix. There are no known workarounds for this issue.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00629,"percentile":0.50613,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2024-05-28T18:50:51Z","modified":"2026-11-11T02:30:25Z","fixes":[{"ecosystem":"Go","package":"github.com/minio/minio","fixed_in":["0.0.0-20240527191746-e0fe7cc39172"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/minio/minio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.0-20240527191746-e0fe7cc39172"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/minio/minio","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.0-20240527191746-e0fe7cc39172"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/minio/minio","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.0-20240527191746-e0fe7cc39172"}]}]}],"products":[{"vendor":"minio","product":"minio"}],"references":[{"url":"https://github.com/minio/minio/security/advisories/GHSA-95fr-cm4m-q5p9","tags":["x_refsource_CONFIRM","x_transferred","advisory","web"]},{"url":"https://github.com/minio/minio/pull/19810","tags":["x_refsource_MISC","x_transferred","fix","web"]},{"url":"https://github.com/minio/minio/commit/e0fe7cc391724fc5baa85b45508f425020fe4272","tags":["x_refsource_MISC","x_transferred","fix","web"]},{"url":"https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/If-Modified-Since","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/If-Unmodified-Since","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-36107","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-95fr-cm4m-q5p9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/36xxx/CVE-2024-36107.json","tags":["advisory"]},{"url":"https://github.com/minio/minio","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-36107","title":"Information disclosure in minio","description":"MinIO is a High Performance Object Storage released under GNU Affero General Public License v3.0. `If-Modified-Since` and `If-Unmodified-Since` headers when used with anonymous requests by sending a random object name requests can be used to determine if an object exists or not on the server on a specific bucket and also gain access to some amount of\ninformation such as  `Last-Modified (of the latest version)`, `Etag (of the latest version)`, `x-amz-version-id (of the latest version)`, `Expires (metadata value of the latest version)`, `Cache-Control (metadata value of the latest version)`. This conditional check was being honored before validating if the anonymous access is indeed allowed on the metadata of an object. This issue has been addressed in commit `e0fe7cc3917`. Users must upgrade to RELEASE.2024-05-27T19-17-46Z for the fix. There are no known workarounds for this issue.","status":"published","published":"2024-05-28T18:50:51.013Z","modified":"2024-09-03T15:28:54.674Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:34:14.985673Z"}],"euvd":[{"id":"EUVD-2024-1541","description":"MinIO is a High Performance Object Storage released under GNU Affero General Public License v3.0. `If-Modified-Since` and `If-Unmodified-Since` headers when used with anonymous requests by sending a random object name requests can be used to determine if an object exists or not on the server on a specific bucket and also gain access to some amount of\ninformation such as  `Last-Modified (of the latest version)`, `Etag (of the latest version)`, `x-amz-version-id (of the latest version)`, `Expires (metadata value of the latest version)`, `Cache-Control (metadata value of the latest version)`. This conditional check was being honored before validating if the anonymous access is indeed allowed on the metadata of an object. This issue has been addressed in commit `e0fe7cc3917`. Users must upgrade to RELEASE.2024-05-27T19-17-46Z for the fix. There are no known workarounds for this issue.","status":"published","published":"2024-05-28T18:50:51Z","modified":"2024-09-03T15:28:54Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:56:05.515988Z"}],"ghsa":[{"id":"GHSA-95fr-cm4m-q5p9","title":"MinIO information disclosure vulnerability","description":"### Impact\n[If-Modified-Since](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/If-Modified-Since)\n[If-Unmodified-Since](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/If-Unmodified-Since) \n\nHeaders when used with anonymous requests by sending a random object name requests you can figure\nout if the object exists or not on the server on a specific bucket and also gain access to some amount of\ninformation such as  \n\n```\nLast-Modified (of the latest version)\nEtag (of the latest version) \nx-amz-version-id (of the latest version)\nExpires (metadata value of the latest version)\nCache-Control (metadata value of the latest version)\n```\n\nThis conditional check was being honored before validating if the anonymous\naccess is indeed allowed on the metadata of an object.\n\n### Patches\nYes this issue has been already fixed in \n\n```\ncommit e0fe7cc391724fc5baa85b45508f425020fe4272 (HEAD -\u003e master, origin/master)\nAuthor: Harshavardhana \u003charsha@minio.io\u003e\nDate:   Mon May 27 12:17:46 2024 -0700\n\n    fix: information disclosure bug in preconditions GET (#19810)\n    \n    precondition check was being honored before, validating\n    if anonymous access is allowed on the metadata of an\n    object, leading to metadata disclosure of the following\n    headers.\n    \n    ```\n    Last-Modified\n    Etag\n    x-amz-version-id\n    Expires:\n    Cache-Control:\n    ```\n    \n    although the information presented is minimal in nature,\n    and of opaque nature. It still simply discloses that an\n    object by a specific name exists or not without even having\n    enough permissions.\n```\n\nUsers must upgrade to RELEASE.2024-05-27T19-17-46Z for the fix\n\n### Workarounds\nThere are no workarounds.\n\n### References\nRefer to the pull request #19810 for more information on the fix.","status":"published","published":"2024-05-29T18:37:14Z","modified":"2024-05-29T18:37:15Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:52.2286Z"}],"nvd":[{"id":"CVE-2024-36107","description":"MinIO is a High Performance Object Storage released under GNU Affero General Public License v3.0. `If-Modified-Since` and `If-Unmodified-Since` headers when used with anonymous requests by sending a random object name requests can be used to determine if an object exists or not on the server on a specific bucket and also gain access to some amount of\ninformation such as  `Last-Modified (of the latest version)`, `Etag (of the latest version)`, `x-amz-version-id (of the latest version)`, `Expires (metadata value of the latest version)`, `Cache-Control (metadata value of the latest version)`. This conditional check was being honored before validating if the anonymous access is indeed allowed on the metadata of an object. This issue has been addressed in commit `e0fe7cc3917`. Users must upgrade to RELEASE.2024-05-27T19-17-46Z for the fix. There are no known workarounds for this issue.","status":"published","published":"2024-05-28T19:15:10.687Z","modified":"2026-06-17T07:36:07.167Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:10:02.520903Z"}],"osv":[{"id":"CVE-2024-36107","title":"Information disclosure in minio","description":"MinIO is a High Performance Object Storage released under GNU Affero General Public License v3.0. `If-Modified-Since` and `If-Unmodified-Since` headers when used with anonymous requests by sending a random object name requests can be used to determine if an object exists or not on the server on a specific bucket and also gain access to some amount of\ninformation such as  `Last-Modified (of the latest version)`, `Etag (of the latest version)`, `x-amz-version-id (of the latest version)`, `Expires (metadata value of the latest version)`, `Cache-Control (metadata value of the latest version)`. This conditional check was being honored before validating if the anonymous access is indeed allowed on the metadata of an object. This issue has been addressed in commit `e0fe7cc3917`. Users must upgrade to RELEASE.2024-05-27T19-17-46Z for the fix. There are no known workarounds for this issue.","status":"published","published":"2024-05-28T18:50:51.013Z","modified":"2026-11-11T10:30:42.614372877Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-11T02:50:43.46164Z"},{"id":"GHSA-95fr-cm4m-q5p9","title":"MinIO information disclosure vulnerability","description":"### Impact\n[If-Modified-Since](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/If-Modified-Since)\n[If-Unmodified-Since](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/If-Unmodified-Since) \n\nHeaders when used with anonymous requests by sending a random object name requests you can figure\nout if the object exists or not on the server on a specific bucket and also gain access to some amount of\ninformation such as  \n\n```\nLast-Modified (of the latest version)\nEtag (of the latest version) \nx-amz-version-id (of the latest version)\nExpires (metadata value of the latest version)\nCache-Control (metadata value of the latest version)\n```\n\nThis conditional check was being honored before validating if the anonymous\naccess is indeed allowed on the metadata of an object.\n\n### Patches\nYes this issue has been already fixed in \n\n```\ncommit e0fe7cc391724fc5baa85b45508f425020fe4272 (HEAD -\u003e master, origin/master)\nAuthor: Harshavardhana \u003charsha@minio.io\u003e\nDate:   Mon May 27 12:17:46 2024 -0700\n\n    fix: information disclosure bug in preconditions GET (#19810)\n    \n    precondition check was being honored before, validating\n    if anonymous access is allowed on the metadata of an\n    object, leading to metadata disclosure of the following\n    headers.\n    \n    ```\n    Last-Modified\n    Etag\n    x-amz-version-id\n    Expires:\n    Cache-Control:\n    ```\n    \n    although the information presented is minimal in nature,\n    and of opaque nature. It still simply discloses that an\n    object by a specific name exists or not without even having\n    enough permissions.\n```\n\nUsers must upgrade to RELEASE.2024-05-27T19-17-46Z for the fix\n\n### Workarounds\nThere are no workarounds.\n\n### References\nRefer to the pull request #19810 for more information on the fix.","status":"published","published":"2024-05-29T18:37:14Z","modified":"2026-10-08T08:11:01.691664124Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:43.123867Z"},{"id":"GO-2024-2886","title":"MinIO information disclosure vulnerability in github.com/minio/minio","description":"MinIO information disclosure vulnerability in github.com/minio/minio","status":"published","published":"2024-06-05T15:10:42Z","modified":"2026-10-08T08:11:01.691664124Z","updated_at":"2026-11-02T15:47:01.453823Z"}]}}