CVE-2026-18857 (GCVE-0-2026-18857)
Vulnerability from cvelistv5 – Published: 2026-09-24 14:13 – Updated: 2026-09-24 14:54
VLAI
EPSS
VEX
Title
This Power System update is being released to address
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.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-24 14:54 UTC
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.ibm.com/support/pages/node/7289253 | vendor-advisorypatch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| IBM | OPENBMC |
Affected:
FW1120.00 , ≤ FW1120.01
(semver)
Affected: FW1110.00 , ≤ FW1110.31 (semver) Affected: FW1060.00 , ≤ FW1060.81 (semver) cpe:2.3:a:ibm:openbmc:fw1120.00:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1120.00.0:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1120.01:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1120.01.0:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1110.00:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1110.00.0:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1110.31:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1110.31.0:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1060.00:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1060.00.0:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1060.81:*:*:*:*:*:*:* cpe:2.3:a:ibm:openbmc:fw1060.81.0:*:*:*:*:*:*:* |
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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