{"id":"CVE-2020-4879","aliases":["EUVD-2020-26126","GHSA-mgwf-4gww-g338"],"status":"published","title":"IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could allow a remote attacker to bypass security...","description":"IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could allow a remote attacker to bypass security restrictions, caused by improper validation of authentication cookies. IBM X-Force ID: 190847.","severity":{"version":"3.0","score":7.3,"vector":"CVSS:3.0/C:L/A:L/S:U/PR:N/I:L/AC:L/AV:N/UI:N/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01481,"percentile":0.74166,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2022-01-21T17:20:21Z","modified":"2026-06-17T03:20:35Z","products":[{"vendor":"ibm","product":"cognos controller"},{"vendor":"ibm","product":"cognos_controller"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6509856","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/190847","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4879"},{"url":"https://github.com/advisories/GHSA-mgwf-4gww-g338"}],"sources":{"cve":[{"id":"CVE-2020-4879","description":"IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could allow a remote attacker to bypass security restrictions, caused by improper validation of authentication cookies. IBM X-Force ID: 190847.","status":"published","published":"2022-01-21T17:20:21.768Z","modified":"2024-09-16T17:23:10.228Z","cvss":[{"version":"3.0","score":7.3,"vector":"CVSS:3.0/C:L/A:L/S:U/PR:N/I:L/AC:L/AV:N/UI:N/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:55.797746Z"}],"euvd":[{"id":"EUVD-2020-26126","description":"IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could allow a remote attacker to bypass security restrictions, caused by improper validation of authentication cookies. IBM X-Force ID: 190847.","status":"published","published":"2022-01-21T17:20:21Z","modified":"2024-09-16T17:23:10Z","cvss":[{"version":"3.0","score":7.3,"vector":"CVSS:3.0/C:L/A:L/S:U/PR:N/I:L/AC:L/AV:N/UI:N/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T00:55:42.930901Z"}],"ghsa":[{"id":"GHSA-mgwf-4gww-g338","title":"IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could allow a remote attacker to bypass security...","description":"IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could allow a remote attacker to bypass security restrictions, caused by improper validation of authentication cookies. IBM X-Force ID: 190847.","status":"published","published":"2022-01-22T00:00:39Z","modified":"2023-02-03T05:04:55Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:53:39.06882Z"}],"nvd":[{"id":"CVE-2020-4879","description":"IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could allow a remote attacker to bypass security restrictions, caused by improper validation of authentication cookies. IBM X-Force ID: 190847.","status":"published","published":"2022-01-21T18:15:08.183Z","modified":"2026-06-17T03:20:35.06Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:06:46.951463Z"}]}}