{"id":"CVE-2021-20378","aliases":["EUVD-2021-7796","GHSA-7mrw-f6g3-g543"],"status":"published","title":"IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout...","description":"IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 195709.","severity":{"version":"3.0","score":6.3,"vector":"CVSS:3.0/I:L/UI:N/C:L/AC:L/S:U/AV:N/PR:L/A:L/E:U/RC:C/RL:O","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00432,"percentile":0.3781,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-613"],"published":"2021-07-07T16:30:26Z","modified":"2026-06-17T03:33:46Z","products":[{"vendor":"ibm","product":"guardium data encryption"},{"vendor":"ibm","product":"guardium_data_encryption"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6469407","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/195709","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20378"},{"url":"https://github.com/advisories/GHSA-7mrw-f6g3-g543"}],"sources":{"cve":[{"id":"CVE-2021-20378","description":"IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 195709.","status":"published","published":"2021-07-07T16:30:26.982Z","modified":"2024-09-16T20:06:34.621Z","cvss":[{"version":"3.0","score":6.3,"vector":"CVSS:3.0/I:L/UI:N/C:L/AC:L/S:U/AV:N/PR:L/A:L/E:U/RC:C/RL:O","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-7796","description":"IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 195709.","status":"published","published":"2021-07-07T16:30:26Z","modified":"2024-09-16T20:06:34Z","cvss":[{"version":"3.0","score":6.3,"vector":"CVSS:3.0/I:L/UI:N/C:L/AC:L/S:U/AV:N/PR:L/A:L/E:U/RC:C/RL:O","level":"medium"}],"updated_at":"2026-11-03T00:55:17.319093Z"}],"ghsa":[{"id":"GHSA-7mrw-f6g3-g543","title":"IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout...","description":"IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 195709.","status":"published","published":"2022-05-24T19:06:59Z","modified":"2023-01-30T05:00:37Z","cwes":["CWE-613"],"updated_at":"2026-11-02T14:46:14.46933Z"}],"nvd":[{"id":"CVE-2021-20378","description":"IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 195709.","status":"published","published":"2021-07-07T17:15:07.683Z","modified":"2026-06-17T03:33:46.267Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":6.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-613"],"updated_at":"2026-11-02T14:06:55.259633Z"}]}}