{"id":"CVE-2021-20473","aliases":["EUVD-2021-7891","GHSA-332g-g9j2-2jvj"],"status":"published","title":"IBM Sterling File Gateway User Interface 2.2.0.0 through 6.1.1.0 does not invalidate session...","description":"IBM Sterling File Gateway User Interface 2.2.0.0 through 6.1.1.0 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 196944.","severity":{"version":"3.0","score":6.3,"vector":"CVSS:3.0/I:L/AC:L/PR:L/AV:N/UI:N/A:L/C:L/S:U/RL:O/E:U/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00477,"percentile":0.417,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-613"],"published":"2021-10-07T18:05:48Z","modified":"2026-06-17T03:33:53Z","products":[{"vendor":"ibm","product":"sterling file gateway"},{"vendor":"ibm","product":"sterling_file_gateway"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6496785","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/196944","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20473"},{"url":"https://github.com/advisories/GHSA-332g-g9j2-2jvj"}],"sources":{"cve":[{"id":"CVE-2021-20473","description":"IBM Sterling File Gateway User Interface 2.2.0.0 through 6.1.1.0 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 196944.","status":"published","published":"2021-10-07T18:05:48.587Z","modified":"2024-09-16T16:23:49.976Z","cvss":[{"version":"3.0","score":6.3,"vector":"CVSS:3.0/I:L/AC:L/PR:L/AV:N/UI:N/A:L/C:L/S:U/RL:O/E:U/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-7891","description":"IBM Sterling File Gateway User Interface 2.2.0.0 through 6.1.1.0 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 196944.","status":"published","published":"2021-10-07T18:05:48Z","modified":"2024-09-16T16:23:49Z","cvss":[{"version":"3.0","score":6.3,"vector":"CVSS:3.0/I:L/AC:L/PR:L/AV:N/UI:N/A:L/C:L/S:U/RL:O/E:U/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:55:52.084115Z"}],"ghsa":[{"id":"GHSA-332g-g9j2-2jvj","title":"IBM Sterling File Gateway User Interface 2.2.0.0 through 6.1.1.0 does not invalidate session...","description":"IBM Sterling File Gateway User Interface 2.2.0.0 through 6.1.1.0 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 196944.","status":"published","published":"2022-05-24T19:16:53Z","modified":"2023-01-30T05:02:37Z","cwes":["CWE-613"],"updated_at":"2026-11-02T14:46:40.912111Z"}],"nvd":[{"id":"CVE-2021-20473","description":"IBM Sterling File Gateway User Interface 2.2.0.0 through 6.1.1.0 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 196944.","status":"published","published":"2021-10-07T18:15:07.977Z","modified":"2026-06-17T03:33:53.437Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","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":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-613"],"updated_at":"2026-11-02T14:06:59.689345Z"}]}}