IBMCVE-2026-17063
IBM Power Systems Firmware: improper authorization
High7.9CVE-2026-17063 · Published Aug 19, 2026 · updated Aug 25, 2026
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.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Power Systems Firmware Product | <= FW1120.00 | No fix yet |
| >= FW1110.00, <= FW1110.30 | No fix yet | |
| >= FW1060.00, <= FW1060.80 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-863
More IBM advisories
All IBM| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 19 | IBM DS8900F (R9.4): information disclosure | High7.4 | No fix yet |
| Aug 19 | IBM DS8900F: authenticated user could create a user with privileged user | High7.5 | No fix yet |
| Aug 19 | IBM DS8900F (R9.4): authenticated user could read or modify another user's | Medium5.4 | No fix yet |
| Aug 19 | IBM PowerVM Hypervisor Platform KeyStore | Medium5.1 | No fix yet |
| Aug 19 | IBM PowerVM Hypervisor: local attacker could decrypt encrypted data | Medium5.3 | No fix yet |
| Aug 19 | IBM go-slug: local attacker could bypass | Medium5.5 | No fix yet |