{"id":"CVE-2018-11052","aliases":["EUVD-2018-3096","GHSA-g9jf-xxjf-qx55"],"status":"published","title":"Dell EMC ECS S3 Authentication Bypass Vulnerability","description":"Dell EMC ECS versions 3.2.0.0 and 3.2.0.1 contain an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to read and modify S3 objects by supplying specially crafted S3 requests.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.04046,"percentile":0.90691,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2018-07-03T17:00:00Z","modified":"2026-06-17T01:35:10Z","products":[{"vendor":"dell","product":"ecs"},{"vendor":"dell emc","product":"ecs"},{"vendor":"dellemc","product":"elastic_cloud_storage"}],"references":[{"url":"http://www.securityfocus.com/bid/104660","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://seclists.org/fulldisclosure/2018/Jul/1","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-11052"},{"url":"https://github.com/advisories/GHSA-g9jf-xxjf-qx55"}],"sources":{"cve":[{"id":"CVE-2018-11052","title":"Dell EMC ECS S3 Authentication Bypass Vulnerability","description":"Dell EMC ECS versions 3.2.0.0 and 3.2.0.1 contain an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to read and modify S3 objects by supplying specially crafted S3 requests.","status":"published","published":"2018-07-03T17:00:00Z","modified":"2024-09-17T04:00:07.9Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:35:09.139955Z"}],"euvd":[{"id":"EUVD-2018-3096","description":"Dell EMC ECS versions 3.2.0.0 and 3.2.0.1 contain an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to read and modify S3 objects by supplying specially crafted S3 requests.","status":"published","published":"2018-07-03T17:00:00Z","modified":"2024-09-17T04:00:07Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:28:26.623918Z"}],"ghsa":[{"id":"GHSA-g9jf-xxjf-qx55","title":"Dell EMC ECS versions 3.2.0.0 and 3.2.0.1 contain an authentication bypass vulnerability. A...","description":"Dell EMC ECS versions 3.2.0.0 and 3.2.0.1 contain an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to read and modify S3 objects by supplying specially crafted S3 requests.","status":"published","published":"2022-05-13T01:34:52Z","modified":"2023-02-01T05:08:46Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:50:51.059157Z"}],"nvd":[{"id":"CVE-2018-11052","description":"Dell EMC ECS versions 3.2.0.0 and 3.2.0.1 contain an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to read and modify S3 objects by supplying specially crafted S3 requests.","status":"published","published":"2018-07-03T17:29:00.267Z","modified":"2026-06-17T01:35:10.04Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:04:30.900603Z"}]}}