CVE-2026-18857

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 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.

Affected Software

VendorProductVersion RangeStatus
IBMOPENBMCFW1120.00 <= FW1120.01affected
IBMOPENBMCFW1110.00 <= FW1110.31affected
IBMOPENBMCFW1060.00 <= FW1060.81affected

Weaknesses

  • CWE-125: CWE-125 Out-of-bounds Read

Workarounds

Only install system firmware from trusted sources.

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References