CVE-2026-17063
Power System Incorrect Authorization
CVSS Score
7.9
EPSS Score
0.0%
EPSS Percentile
0th
IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in the interface between the BMC/FSP and the host system. An attacker with service account or root access to the BMC/FSP can access and disrupt host processor state, potentially affecting the managed system and all hosted partitions, resulting in an confidentiality, and availability impact.
| CWE | CWE-863 |
| Vendor | ibm |
| Product | power systems firmware |
| Published | Aug 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
High
Affected Versions
IBM / Power Systems Firmware
FW1120.00 FW1110.00 ≤ FW1110.30 FW1060.00 ≤ FW1060.80