CVE-2026-18857
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine with an admin-level account. Limited direct impact.
- Exploit odds
- 0.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.1% in the next 30 days (EPSS).
- Severity: 3.4 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.1% · EPSS, next 30 days
- Weakness
- CWE-125 · Out-of-bounds read
- Record status
- Analyzed
Affected
- IBM Power System s1122 \(9824-22a\) Firmware < fw1110.32
- IBM Power System s1122 \(9824-22a\) Firmware < fw1120.02
- IBM Power System s1124 \(9824-42a\) Firmware < fw1110.32
- IBM Power System s1124 \(9824-42a\) Firmware < fw1120.02
- IBM Power System s1122s \(9824-22b\) Firmware < fw1110.32
- IBM Power System s1122s \(9824-22b\) Firmware < fw1120.02
- IBM Power System s1114 \(9824-41b\) Firmware < fw1110.32
- IBM Power System s1114 \(9824-41b\) Firmware < fw1120.02
Attack profile CVSS 3.1 · 3.4
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- None
- Availability
- Low
Raw vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-18857.md and follow it. Check whether this project is affected by CVE-2026-18857. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
