---
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: OPENBMC
affected:
  - OPENBMC >= FW1120.00 <= FW1120.01
  - OPENBMC >= FW1110.00 <= FW1110.31
  - OPENBMC >= FW1060.00 <= FW1060.81
published: '2026-09-24'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T15:17:20.140'
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
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-24T14:54:25.176870Z'
ingestedAt: '2026-09-24T14:44:21.324Z'
epss: 0.00107
epssPercentile: 0.01033
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.