CVE-2025-11044

Vulnerability on Automation Runtime my cause DoS Conditions

Published Jan 19, 2026 CVSS 4.0 · 8.9 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Br-automation
Br-automation automation Runtime
Vendors & Products Br-automation
Br-automation automation Runtime
Type Values Removed Values Added
Description 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.
Title Vulnerability on Automation Runtime my cause DoS Conditions
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.9, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ABB
Published
Updated
Jan 20, 2026, 8:06 PM
Reserved
Sep 26, 2025, 9:17 AM
Status
Deferred
Published
Jan 19, 2026, 4:15 PM
Modified
Jun 17, 2026, 8:29 AM