{"id":"CVE-2020-4887","aliases":["EUVD-2020-26134","GHSA-vpc3-5fg5-f3ph"],"status":"published","title":"IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the...","description":"IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the gencore user command to create arbitrary files in any directory. IBM X-Force ID: 190911.","severity":{"version":"3.0","score":6.2,"vector":"CVSS:3.0/C:N/I:H/AC:L/AV:L/A:N/S:U/PR:N/UI:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00308,"percentile":0.23886,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-01-20T15:00:27Z","modified":"2026-06-17T03:20:42Z","products":[{"vendor":"ibm","product":"aix"},{"vendor":"ibm","product":"vios"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6406022","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/190911","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4887"},{"url":"https://github.com/advisories/GHSA-vpc3-5fg5-f3ph"}],"sources":{"cve":[{"id":"CVE-2020-4887","description":"IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the gencore user command to create arbitrary files in any directory. IBM X-Force ID: 190911.","status":"published","published":"2021-01-20T15:00:27.437Z","modified":"2024-09-16T19:56:36.264Z","cvss":[{"version":"3.0","score":6.2,"vector":"CVSS:3.0/C:N/I:H/AC:L/AV:L/A:N/S:U/PR:N/UI:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:55.797746Z"}],"euvd":[{"id":"EUVD-2020-26134","description":"IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the gencore user command to create arbitrary files in any directory. IBM X-Force ID: 190911.","status":"published","published":"2021-01-20T15:00:27Z","modified":"2024-09-16T19:56:36Z","cvss":[{"version":"3.0","score":6.2,"vector":"CVSS:3.0/C:N/I:H/AC:L/AV:L/A:N/S:U/PR:N/UI:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:55:18.708292Z"}],"ghsa":[{"id":"GHSA-vpc3-5fg5-f3ph","title":"IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the...","description":"IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the gencore user command to create arbitrary files in any directory. IBM X-Force ID: 190911.","status":"published","published":"2022-05-24T17:39:35Z","modified":"2023-01-29T05:06:10Z","updated_at":"2026-11-02T14:45:57.703827Z"}],"nvd":[{"id":"CVE-2020-4887","description":"IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the gencore user command to create arbitrary files in any directory. IBM X-Force ID: 190911.","status":"published","published":"2021-01-20T15:15:42.317Z","modified":"2026-06-17T03:20:42.657Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"3.0","score":6.2,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:P/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:06:30.596418Z"}]}}