{"id":"CVE-2021-28052","aliases":["EUVD-2021-14759","GHSA-hc78-4g2j-f4qw"],"status":"published","title":"Hitachi Content Platform Information Disclosure Vulnerability","description":"A tenant administrator Hitachi Content Platform (HCP) may modify the configuration in another tenant without authorization, potentially allowing unauthorized access to data in the other tenant. Also, a tenant user (non-administrator) may view configuration in another tenant without authorization. This issue affects: Hitachi Vantara Hitachi Content Platform versions prior to 8.3.7; 9.0.0 versions prior to 9.2.3.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00774,"percentile":0.55997,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264","CWE-862"],"published":"2022-09-26T15:10:26Z","modified":"2026-06-17T03:45:46Z","products":[{"vendor":"hitach","product":"vantara"},{"vendor":"hitachi vantara","product":"hitachi content platform"}],"references":[{"url":"https://www.hitachi.com/hirt/hitachi-sec/2021/604.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://knowledge.hitachivantara.com/Security/HCP_Multitenancy_Vulnerability","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28052"},{"url":"https://github.com/advisories/GHSA-hc78-4g2j-f4qw"}],"sources":{"cve":[{"id":"CVE-2021-28052","title":"Hitachi Content Platform Information Disclosure Vulnerability","description":"A tenant administrator Hitachi Content Platform (HCP) may modify the configuration in another tenant without authorization, potentially allowing unauthorized access to data in the other tenant. Also, a tenant user (non-administrator) may view configuration in another tenant without authorization. This issue affects: Hitachi Vantara Hitachi Content Platform versions prior to 8.3.7; 9.0.0 versions prior to 9.2.3.","status":"published","published":"2022-09-26T15:10:26Z","modified":"2025-05-21T15:16:55.559Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-14759","description":"A tenant administrator Hitachi Content Platform (HCP) may modify the configuration in another tenant without authorization, potentially allowing unauthorized access to data in the other tenant. Also, a tenant user (non-administrator) may view configuration in another tenant without authorization. This issue affects: Hitachi Vantara Hitachi Content Platform versions prior to 8.3.7; 9.0.0 versions prior to 9.2.3.","status":"published","published":"2022-09-26T15:10:26Z","modified":"2025-05-21T15:16:55Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:32:41.46277Z"}],"ghsa":[{"id":"GHSA-hc78-4g2j-f4qw","title":"A tenant administrator Hitachi Content Platform (HCP) may modify the configuration in another...","description":"A tenant administrator Hitachi Content Platform (HCP) may modify the configuration in another tenant without authorization, potentially allowing unauthorized access to data in the other tenant. Also, a tenant user (non-administrator) may view configuration in another tenant without authorization. This issue affects: Hitachi Vantara Hitachi Content Platform versions prior to 8.3.7; 9.0.0 versions prior to 9.2.3.","status":"published","published":"2022-09-27T00:00:19Z","modified":"2023-01-27T05:07:00Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:43:01.786793Z"}],"nvd":[{"id":"CVE-2021-28052","description":"A tenant administrator Hitachi Content Platform (HCP) may modify the configuration in another tenant without authorization, potentially allowing unauthorized access to data in the other tenant. Also, a tenant user (non-administrator) may view configuration in another tenant without authorization. This issue affects: Hitachi Vantara Hitachi Content Platform versions prior to 8.3.7; 9.0.0 versions prior to 9.2.3.","status":"published","published":"2022-09-26T16:15:10.807Z","modified":"2026-06-17T03:45:46.547Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-264","CWE-862"],"updated_at":"2026-11-02T14:07:06.906968Z"}]}}