{"id":"CVE-2021-20538","aliases":["EUVD-2021-7956","GHSA-r4xw-2898-q2r3"],"status":"published","title":"IBM Cloud Pak for Security (CP4S) 1.5.0.0 and 1.5.0.1 could allow a user to obtain sensitive...","description":"IBM Cloud Pak for Security (CP4S) 1.5.0.0 and 1.5.0.1 could allow a user to obtain sensitive information or perform actions they should not have access to due to incorrect authorization mechanisms. IBM X-Force ID: 198919.","severity":{"version":"3.0","score":4.8,"vector":"CVSS:3.0/I:L/PR:N/AC:H/AV:N/S:U/C:L/UI:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00737,"percentile":0.54989,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2021-05-10T16:20:16Z","modified":"2026-06-17T03:33:59Z","products":[{"vendor":"ibm","product":"cloud pak for security"},{"vendor":"ibm","product":"cloud_pak_for_security"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6450849","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/198919","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20538"},{"url":"https://github.com/advisories/GHSA-r4xw-2898-q2r3"}],"sources":{"cve":[{"id":"CVE-2021-20538","description":"IBM Cloud Pak for Security (CP4S) 1.5.0.0 and 1.5.0.1 could allow a user to obtain sensitive information or perform actions they should not have access to due to incorrect authorization mechanisms. IBM X-Force ID: 198919.","status":"published","published":"2021-05-10T16:20:16.064Z","modified":"2024-09-17T01:10:48.605Z","cvss":[{"version":"3.0","score":4.8,"vector":"CVSS:3.0/I:L/PR:N/AC:H/AV:N/S:U/C:L/UI:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-7956","description":"IBM Cloud Pak for Security (CP4S) 1.5.0.0 and 1.5.0.1 could allow a user to obtain sensitive information or perform actions they should not have access to due to incorrect authorization mechanisms. IBM X-Force ID: 198919.","status":"published","published":"2021-05-10T16:20:16Z","modified":"2024-09-17T01:10:48Z","cvss":[{"version":"3.0","score":4.8,"vector":"CVSS:3.0/I:L/PR:N/AC:H/AV:N/S:U/C:L/UI:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:28:52.18343Z"}],"ghsa":[{"id":"GHSA-r4xw-2898-q2r3","title":"IBM Cloud Pak for Security (CP4S) 1.5.0.0 and 1.5.0.1 could allow a user to obtain sensitive...","description":"IBM Cloud Pak for Security (CP4S) 1.5.0.0 and 1.5.0.1 could allow a user to obtain sensitive information or perform actions they should not have access to due to incorrect authorization mechanisms. IBM X-Force ID: 198919.","status":"published","published":"2022-05-24T19:01:53Z","modified":"2023-01-29T05:07:35Z","cwes":["CWE-863"],"updated_at":"2026-11-02T14:46:10.663769Z"}],"nvd":[{"id":"CVE-2021-20538","description":"IBM Cloud Pak for Security (CP4S) 1.5.0.0 and 1.5.0.1 could allow a user to obtain sensitive information or perform actions they should not have access to due to incorrect authorization mechanisms. IBM X-Force ID: 198919.","status":"published","published":"2021-05-10T17:15:07.687Z","modified":"2026-06-17T03:33:59.427Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary"},{"version":"3.0","score":4.8,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:06:53.343329Z"}]}}