CVE-2026-18857
lowIBM 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 manage…
Vendor / product: Ibm — power system s1122 \(9824-22a\) firmware
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 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.
CVSS
3.4
3.4 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L Severity source: NVD CVSS v3.1 (psirt@us.ibm.com)
Timeline (UTC)
Published: 2026-09-24 14:17
Modified: 2026-09-30 16:48
NVD status: Analyzed
Last synced 2 days ago
Verified against the source API 2026-10-27 06:55 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
ibm / power_system_s1122_\(9824-22a\)_firmware ≥fw1110.00 <fw1110.32, ≥fw1120.00 <fw1120.02
ibm / power_system_s1124_\(9824-42a\)_firmware ≥fw1110.00 <fw1110.32, ≥fw1120.00 <fw1120.02
ibm / power_system_s1122s_\(9824-22b\)_firmware ≥fw1110.00 <fw1110.32, ≥fw1120.00 <fw1120.02
ibm / power_system_s1114_\(9824-41b\)_firmware ≥fw1110.00 <fw1110.32, ≥fw1120.00 <fw1120.02
ibm / power_system_l1122_\(9856-22h\)_firmware ≥fw1110.00 <fw1110.32, ≥fw1120.00 <fw1120.02
ibm / power_system_l1124_\(9856-42h\)_firmware ≥fw1110.00 <fw1110.32, ≥fw1120.00 <fw1120.02
ibm / power_system_e1150_\(9043-mru\)_firmware ≥fw1110.00 <fw1110.32, ≥fw1120.00 <fw1120.02
ibm / power_system_s1112_\(9242-21b\)_firmware ≥fw1120.00 <fw1120.02
ibm / power_system_s1112_\(9242-21t\)_firmware ≥fw1120.00 <fw1120.02
ibm / power_system_s1022_\(9105-22a\)_firmware ≥fw1060.00 <fw1060.82
ibm / power_system_s1024_\(9105-42a\)_firmware ≥fw1060.00 <fw1060.82
ibm / power_system_s1022s_\(9105-22b\)_firmware ≥fw1060.00 <fw1060.82
ibm / power_system_s1014_\(9105-41b\)_firmware ≥fw1060.00 <fw1060.82
ibm / power_system_l1022_\(9786-22h\)_firmware ≥fw1060.00 <fw1060.82
ibm / power_system_l1024_\(9786-42h\)_firmware ≥fw1060.00 <fw1060.82
ibm / power_system_e1050_\(9043-mrx\)_firmware ≥fw1060.00 <fw1060.82
ibm / power_system_s1012_\(9028-21b\)_firmware ≥fw1060.00 <fw1060.82
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://www.ibm.com/support/pages/node/7289253
Patch / mitigation: https://www.ibm.com/support/pages/node/7289253
References
- https://www.ibm.com/support/pages/node/7289253 psirt@us.ibm.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:55 UTC · record ↗