Vulnerability-Lookup

CVE-2026-18849 (GCVE-0-2026-18849)

Vulnerability from cvelistv5 – Published: 2026-08-19 20:21 – Updated: 2026-08-21 16:13

Title

IBM OpenBMC Code Execution

Summary

IBM OpenBMC FW1060.00 through FW1060.80 is affected by a vulnerability in the BMC firmware update process. An attacker with authenticated administrator-level access to the BMC can, under specific conditions, execute arbitrary code, resulting in a confidentiality, integrity, and availability impact.

Severity

6.8 (Medium)


                        
                          CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-21 16:09 UTC

CWE

CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Assigner

ibm mitre root

References

1 reference

URL	Tags
https://www.ibm.com/support/pages/node/7283590	vendor-advisorypatch

Impacted products

1 product

Vendor	Product	Version	CPE status
IBM	OPENBMC	Affected: FW1060.00 , ≤ FW1060.80 (semver) cpe:2.3:o:ibm:openbmc:fw1060.00:::::::* cpe:2.3:o:ibm:openbmc:fw1060.80:::::::*

Show details on NVD website

JSON

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{
  "containers": {
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        "metrics": [
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                "id": "CVE-2026-18849",
                "options": [
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                    "Exploitation": "none"
                  },
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                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
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                "role": "CISA Coordinator",
                "timestamp": "2026-08-21T16:09:43.502126Z",
                "version": "2.0.3"
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          ],
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          "vendor": "IBM",
          "versions": [
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            }
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          "value": "IBM OpenBMC FW1060.00 through FW1060.80 is affected by a vulnerability in the BMC firmware update process. An attacker with authenticated administrator-level access to the BMC can, under specific conditions, execute arbitrary code, resulting in a confidentiality, integrity, and availability impact."
        }
      ],
      "metrics": [
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            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
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        }
      ],
      "solutions": [
        {
          "lang": "en",
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              "value": "\u003cp\u003eCustomers with the products below should install FW1060.81(1060_191) or newer to remediate this vulnerability.\u003c/p\u003e\u003cp\u003ePower 10\u003cbr/\u003e1) IBM Power System S1022 (9105-22A)\u003cbr/\u003e2) IBM Power System S1024 (9105-42A)\u003cbr/\u003e3) IBM Power System S1022s (9105-22B)\u003cbr/\u003e4) IBM Power System S1014 (9105-41B)\u003cbr/\u003e5) IBM Power System L1022 (9786-22H)\u003cbr/\u003e6) IBM Power System L1024 (9786-42H)\u003cbr/\u003e7) IBM Power System E1050 (9043-MRX)\u003cbr/\u003e8) IBM Power System S1012 (9028-21B)\u003c/p\u003e\u003cp\u003eThe images mentioned above can be located at IBM Fix Central : \u003ca href=\"https://www.ibm.com/support/fixcentral/\" rel=\"nofollow\"\u003ehttps://www.ibm.com/support/fixcentral/\u003c/a\u003e\u003c/p\u003e"
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          ],
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        }
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      "title": "IBM OpenBMC Code Execution",
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            }
          ],
          "value": "Protect access to the BMC\u0027s administrative interface.\u00a0 Install firmware images only from trusted sources.\u00a0 Validate the firmware image\u0027s integrity as described in the firmware \"Release Notes\" section \"Firmware Information and Description\" before installing it."
        }
      ]
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  "cveMetadata": {
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    "assignerShortName": "ibm",
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    "datePublished": "2026-08-19T20:21:55.706Z",
    "dateReserved": "2026-08-04T15:35:55.877Z",
    "dateUpdated": "2026-08-21T16:13:25.891Z",
    "state": "PUBLISHED"
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  }
}

FKIE_CVE-2026-18849

Vulnerability from fkie_nvd - Published: 2026-08-19 21:16 - Updated: 2026-08-21 16:17

Severity

6.8 (Medium) - CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Summary

References

	URL	Tags
	psirt@us.ibm.com	https://www.ibm.com/support/pages/node/7283590

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:o:ibm:openbmc:fw1060.00:*:*:*:*:*:*:*",
            "cpe:2.3:o:ibm:openbmc:fw1060.80:*:*:*:*:*:*:*"
          ],
          "product": "OPENBMC",
          "vendor": "IBM",
          "versions": [
            {
              "lessThanOrEqual": "FW1060.80",
              "status": "affected",
              "version": "FW1060.00",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "psirt@us.ibm.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM OpenBMC FW1060.00 through FW1060.80 is affected by a vulnerability in the BMC firmware update process. An attacker with authenticated administrator-level access to the BMC can, under specific conditions, execute arbitrary code, resulting in a confidentiality, integrity, and availability impact."
    }
  ],
  "id": "CVE-2026-18849",
  "lastModified": "2026-08-21T16:17:16.643",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 5.9,
        "source": "psirt@us.ibm.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
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        "ssvcData": {
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          "options": [
            {
              "exploitation": "none"
            },
            {
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            },
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          "role": "CISA Coordinator",
          "timestamp": "2026-08-21T16:09:43.502126Z",
          "version": "2.0.3"
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  "published": "2026-08-19T21:16:54.663",
  "references": [
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      "url": "https://www.ibm.com/support/pages/node/7283590"
    }
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  "vulnStatus": "Awaiting Analysis",
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}

GHSA-5J8F-FC55-9MWX

Vulnerability from github – Published: 2026-08-19 21:30 – Updated: 2026-08-19 21:30

Details

Severity

6.8 (Medium)


                  
                    CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-18849"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-19T21:16:54Z",
    "severity": "MODERATE"
  },
  "details": "IBM OpenBMC FW1060.00 through FW1060.80 is affected by a vulnerability in the BMC firmware update process. An attacker with authenticated administrator-level access to the BMC can, under specific conditions, execute arbitrary code, resulting in a confidentiality, integrity, and availability impact.",
  "id": "GHSA-5j8f-fc55-9mwx",
  "modified": "2026-08-19T21:30:38Z",
  "published": "2026-08-19T21:30:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18849"
    },
    {
      "type": "WEB",
      "url": "https://www.ibm.com/support/pages/node/7283590"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

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.

Detection rules are retrieved from Rulezet.

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.

Action not permitted

CVE-2026-18849 (GCVE-0-2026-18849)

FKIE_CVE-2026-18849

GHSA-5J8F-FC55-9MWX

Tags

Sightings

Nomenclature