Vulnerability-Lookup

CVE-2025-11044 (GCVE-0-2025-11044)

Vulnerability from cvelistv5 – Published: 2026-01-19 15:57 – Updated: 2026-01-20 20:06

Title

Vulnerability on Automation Runtime my cause DoS Conditions

Summary

An Allocation of Resources Without Limits or Throttling vulnerability in the ANSL-Server component of B&R Automation Runtime versions prior to 6.5 and prior to R4.93 could be exploited by an unauthenti-cated attacker on the network to win a race condition, resulting in permanent denial-of-service (DoS) conditions on affected devices.

Severity

8.9 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

6.8 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-01-20 19:37 UTC

CWE

CWE-770 - Allocation of Resources Without Limits or Throttling

Assigner

ABB CNA under the icscert root

CNA scorecard C 68/100 over 17 records in the last 180 days details

References

1 reference

URL	Tags
https://www.br-automation.com/fileadmin/SA25P005-…

Impacted products

1 product

Vendor	Product	Version	CPE status
B&R Industrial Automation GmbH	Automation Runtime	Affected: 4 , < R4.93 (custom) Affected: 6 , < 6.5 (custom)	guessed

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2025-11044

Vulnerability from fkie_nvd - Published: 2026-01-19 16:15 - Updated: 2026-06-17 08:29

Severity

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

Summary

References

	URL	Tags
	cybersecurity@ch.abb.com	https://www.br-automation.com/fileadmin/SA25P005-26597bd0.pdf

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cybersecurity@ch.abb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-11044",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-01-20T19:37:24.427058Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-01-19T16:15:53.197",
  "references": [
    {
      "source": "cybersecurity@ch.abb.com",
      "url": "https://www.br-automation.com/fileadmin/SA25P005-26597bd0.pdf"
    }
  ],
  "sourceIdentifier": "cybersecurity@ch.abb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "cybersecurity@ch.abb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-37RH-77HJ-3PMR

Vulnerability from github – Published: 2026-01-19 18:30 – Updated: 2026-01-19 18:30

Details

Severity

6.8 (Medium)


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

8.9 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-11044"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-770"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-19T16:15:53Z",
    "severity": "HIGH"
  },
  "details": "An Allocation of Resources Without Limits or Throttling vulnerability in the ANSL-Server component of B\u0026R Automation Runtime versions prior to 6.5 and prior to R4.93 could be exploited by an unauthenti-cated attacker on the network to win a race condition, resulting in permanent denial-of-service (DoS) conditions on affected devices.",
  "id": "GHSA-37rh-77hj-3pmr",
  "modified": "2026-01-19T18:30:25Z",
  "published": "2026-01-19T18:30:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-11044"
    },
    {
      "type": "WEB",
      "url": "https://www.br-automation.com/fileadmin/SA25P005-26597bd0.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

ICSA-26-125-03

Vulnerability from csaf_cisa - Published: 2026-01-19 00:30 - Updated: 2026-05-05 06:00

Summary

ABB B&R Automation Runtime

Scope

1 vulnerability in this advisory, including CVE-2025-11044.

CVE-2025-11044

An Allocation of Resources Without Limits or Throttling vulnerability in the ANSL-Server component of B&R Automation Runtime versions prior to 6.5 and prior to R4.93 could be exploited by an unauthenticated attacker on the net-work to win a race condition, resulting in permanent denial-of-service (DoS) conditions on affected devices.

6.8 (Medium)


                
                  CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H/RL:O/RC:C

Fixed: 2 products Known affected: 2 products

Open the full advisory

SA25P005

Vulnerability from csaf_abb - Published: 2026-01-19 00:30 - Updated: 2026-05-14 00:30

Summary

B&R Automation Runtime Improper Handling of Flooding conditions on ANSL Server

Scope

1 vulnerability in this advisory, including CVE-2025-11044.

CVE-2025-11044

An Allocation of Resources Without Limits or Throttling vulnerability in the ANSL-Server component of B&R Automation Runtime versions prior to 6.5 and prior to R4.93 could be exploited by an unauthenticated attacker on the net-work to win a race condition, resulting in permanent denial-of-service (DoS) conditions on affected devices.

6.8 (Medium)


                
                  CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H/RL:O/RC:C

Fixed: 2 products Known affected: 2 products

Open the full advisory

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.

Vulnerability timeline

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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.

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.

Action not permitted

CVE-2025-11044 (GCVE-0-2025-11044)

FKIE_CVE-2025-11044

GHSA-37RH-77HJ-3PMR

ICSA-26-125-03

SA25P005

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Related by attack behaviour