{"id":"CVE-2022-22374","aliases":["EUVD-2022-27520","GHSA-5pw4-vwm4-fmr2"],"status":"published","title":"The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to downgrade attack...","description":"The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to a firmware downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/A:H/C:N/AV:N/I:L/AC:H/S:U/UI:N/PR:N/E:U/RC:C/RL:O","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01001,"percentile":0.6312,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-03-24T17:20:11Z","modified":"2026-06-17T04:28:19Z","products":[{"vendor":"ibm","product":"power 9 ac922"},{"vendor":"ibm","product":"power_9_ac922_firmware"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6565075","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/221442","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22374"},{"url":"https://github.com/advisories/GHSA-5pw4-vwm4-fmr2"}],"sources":{"cve":[{"id":"CVE-2022-22374","description":"The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to a firmware downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.","status":"published","published":"2022-03-24T17:20:11.247Z","modified":"2024-09-16T18:45:13.99Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/A:H/C:N/AV:N/I:L/AC:H/S:U/UI:N/PR:N/E:U/RC:C/RL:O","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:34:26.645563Z"}],"euvd":[{"id":"EUVD-2022-27520","description":"The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to a firmware downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.","status":"published","published":"2022-03-24T17:20:11Z","modified":"2024-09-16T18:45:13Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/A:H/C:N/AV:N/I:L/AC:H/S:U/UI:N/PR:N/E:U/RC:C/RL:O","level":"medium"}],"updated_at":"2026-11-03T00:55:29.674428Z"}],"ghsa":[{"id":"GHSA-5pw4-vwm4-fmr2","title":"The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to downgrade attack...","description":"The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.","status":"published","published":"2022-03-25T00:00:32Z","modified":"2023-01-27T05:01:01Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T14:41:47.978566Z"}],"nvd":[{"id":"CVE-2022-22374","description":"The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to a firmware downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.","status":"published","published":"2022-03-24T18:15:08.853Z","modified":"2026-06-17T04:28:19.28Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":8.5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:07:14.24948Z"}]}}