{"id":"CVE-2026-18857","title":"IBM OPENBMC FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in the BMC firmware management interface","summary":"IBM OPENBMC FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in the BMC firmware management interface. The host system can cause the BMC firmware management service …","severity":"low","cvss":3.4,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L","cwe":["CWE-125"],"vendor":"ibm","product":"power_system_s1122_(9824-22a)_firmware","affected":["power_system_s1122_(9824-22a)_firmware >= fw1110.00, < fw1110.32","power_system_s1122_(9824-22a)_firmware >= fw1120.00, < fw1120.02","power_system_s1124_(9824-42a)_firmware >= fw1110.00, < fw1110.32","power_system_s1124_(9824-42a)_firmware >= fw1120.00, < fw1120.02","power_system_s1122s_(9824-22b)_firmware >= fw1110.00, < fw1110.32","power_system_s1122s_(9824-22b)_firmware >= fw1120.00, < fw1120.02","power_system_s1114_(9824-41b)_firmware >= fw1110.00, < fw1110.32","power_system_s1114_(9824-41b)_firmware >= fw1120.00, < fw1120.02","power_system_l1122_(9856-22h)_firmware >= fw1110.00, < fw1110.32","power_system_l1122_(9856-22h)_firmware >= fw1120.00, < fw1120.02","power_system_l1124_(9856-42h)_firmware >= fw1110.00, < fw1110.32","power_system_l1124_(9856-42h)_firmware >= fw1120.00, < fw1120.02","power_system_e1150_(9043-mru)_firmware >= fw1110.00, < fw1110.32","power_system_e1150_(9043-mru)_firmware >= fw1120.00, < fw1120.02","power_system_s1112_(9242-21b)_firmware >= fw1120.00, < fw1120.02","power_system_s1112_(9242-21t)_firmware >= fw1120.00, < fw1120.02","power_system_s1022_(9105-22a)_firmware >= fw1060.00, < fw1060.82","power_system_s1024_(9105-42a)_firmware >= fw1060.00, < fw1060.82","power_system_s1022s_(9105-22b)_firmware >= fw1060.00, < fw1060.82","power_system_s1014_(9105-41b)_firmware >= fw1060.00, < fw1060.82","power_system_l1022_(9786-22h)_firmware >= fw1060.00, < fw1060.82","power_system_l1024_(9786-42h)_firmware >= fw1060.00, < fw1060.82","power_system_e1050_(9043-mrx)_firmware >= fw1060.00, < fw1060.82","power_system_s1012_(9028-21b)_firmware >= fw1060.00, < fw1060.82"],"patched":["power_system_s1122_(9824-22a)_firmware fw1120.02","power_system_s1124_(9824-42a)_firmware fw1120.02","power_system_s1122s_(9824-22b)_firmware fw1120.02","power_system_s1114_(9824-41b)_firmware fw1120.02","power_system_l1122_(9856-22h)_firmware fw1120.02","power_system_l1124_(9856-42h)_firmware fw1120.02","power_system_e1150_(9043-mru)_firmware fw1120.02","power_system_s1112_(9242-21b)_firmware fw1120.02","power_system_s1112_(9242-21t)_firmware fw1120.02","power_system_s1022_(9105-22a)_firmware fw1060.82","power_system_s1024_(9105-42a)_firmware fw1060.82","power_system_s1022s_(9105-22b)_firmware fw1060.82","power_system_s1014_(9105-41b)_firmware fw1060.82","power_system_l1022_(9786-22h)_firmware fw1060.82","power_system_l1024_(9786-42h)_firmware fw1060.82","power_system_e1050_(9043-mrx)_firmware fw1060.82","power_system_s1012_(9028-21b)_firmware fw1060.82"],"published":"2026-09-24","updated":"2026-09-30","sourceUpdated":"2026-09-30T16:48:23.090","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-18857","references":[{"url":"https://www.ibm.com/support/pages/node/7289253","label":"psirt@us.ibm.com"}],"tags":["nvd","cve.org"],"epss":0.00107,"epssPercentile":0.0112,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-24T14:54:25.176870Z"},"ingestedAt":"2026-09-24T14:44:21.324Z","slug":"CVE-2026-18857","body":"## Overview\n\nIBM OPENBMC FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in the BMC firmware management interface. The host system can cause the BMC firmware management service to crash or allow a limited amount of BMC internal memory to be read, resulting in a confidentiality and availability impact to the managed system.\n\n## Affected\n\n- `power_system_s1122_(9824-22a)_firmware >= fw1110.00, < fw1110.32`\n- `power_system_s1122_(9824-22a)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_s1124_(9824-42a)_firmware >= fw1110.00, < fw1110.32`\n- `power_system_s1124_(9824-42a)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_s1122s_(9824-22b)_firmware >= fw1110.00, < fw1110.32`\n- `power_system_s1122s_(9824-22b)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_s1114_(9824-41b)_firmware >= fw1110.00, < fw1110.32`\n- `power_system_s1114_(9824-41b)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_l1122_(9856-22h)_firmware >= fw1110.00, < fw1110.32`\n- `power_system_l1122_(9856-22h)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_l1124_(9856-42h)_firmware >= fw1110.00, < fw1110.32`\n- `power_system_l1124_(9856-42h)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_e1150_(9043-mru)_firmware >= fw1110.00, < fw1110.32`\n- `power_system_e1150_(9043-mru)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_s1112_(9242-21b)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_s1112_(9242-21t)_firmware >= fw1120.00, < fw1120.02`\n- `power_system_s1022_(9105-22a)_firmware >= fw1060.00, < fw1060.82`\n- `power_system_s1024_(9105-42a)_firmware >= fw1060.00, < fw1060.82`\n- `power_system_s1022s_(9105-22b)_firmware >= fw1060.00, < fw1060.82`\n- `power_system_s1014_(9105-41b)_firmware >= fw1060.00, < fw1060.82`\n- `power_system_l1022_(9786-22h)_firmware >= fw1060.00, < fw1060.82`\n- `power_system_l1024_(9786-42h)_firmware >= fw1060.00, < fw1060.82`\n- `power_system_e1050_(9043-mrx)_firmware >= fw1060.00, < fw1060.82`\n- `power_system_s1012_(9028-21b)_firmware >= fw1060.00, < fw1060.82`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `power_system_s1122_(9824-22a)_firmware fw1120.02`\n- `power_system_s1124_(9824-42a)_firmware fw1120.02`\n- `power_system_s1122s_(9824-22b)_firmware fw1120.02`\n- `power_system_s1114_(9824-41b)_firmware fw1120.02`\n- `power_system_l1122_(9856-22h)_firmware fw1120.02`\n- `power_system_l1124_(9856-42h)_firmware fw1120.02`\n- `power_system_e1150_(9043-mru)_firmware fw1120.02`\n- `power_system_s1112_(9242-21b)_firmware fw1120.02`\n- `power_system_s1112_(9242-21t)_firmware fw1120.02`\n- `power_system_s1022_(9105-22a)_firmware fw1060.82`\n- `power_system_s1024_(9105-42a)_firmware fw1060.82`\n- `power_system_s1022s_(9105-22b)_firmware fw1060.82`\n- `power_system_s1014_(9105-41b)_firmware fw1060.82`\n- `power_system_l1022_(9786-22h)_firmware fw1060.82`\n- `power_system_l1024_(9786-42h)_firmware fw1060.82`\n- `power_system_e1050_(9043-mrx)_firmware fw1060.82`\n- `power_system_s1012_(9028-21b)_firmware fw1060.82`","depth":"sunlit","depthScore":19,"depthScoreParts":{"impact":18.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}