CVE-2026-10573: CWE-770 Allocation of resources without limits or throttling in Rockwell Automation 1734 POINT I/O
A denial-of-service security issue exists in 1734 POINT I/O™ module. The security issue stems from improper handling of crafted CIP messages, which can cause the module to enter a faulted state. A restart is required to recover.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-10573) involves the allocation of resources without limits or throttling (CWE-770) in the Rockwell Automation 1734 POINT I/O module. Specifically, crafted CIP messages can trigger a faulted state in the module, resulting in denial of service. The affected version is exactly 3.023. The vulnerability has a CVSS 4.0 base score of 8.7, indicating high severity, with network attack vector, no privileges or user interaction required, and high impact on availability. No vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation causes the 1734 POINT I/O module to enter a faulted state, resulting in denial of service. Recovery requires a manual restart of the module. This can disrupt industrial control processes relying on the module.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider limiting exposure of the affected module to untrusted networks to reduce the risk of exploitation.
CVE-2026-10573: CWE-770 Allocation of resources without limits or throttling in Rockwell Automation 1734 POINT I/O
Description
A denial-of-service security issue exists in 1734 POINT I/O™ module. The security issue stems from improper handling of crafted CIP messages, which can cause the module to enter a faulted state. A restart is required to recover.
CVSS v4.0
Score 8.7high
Affected software
pkg:github/rockwellautomation/1734-point-ioRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-10573) involves the allocation of resources without limits or throttling (CWE-770) in the Rockwell Automation 1734 POINT I/O module. Specifically, crafted CIP messages can trigger a faulted state in the module, resulting in denial of service. The affected version is exactly 3.023. The vulnerability has a CVSS 4.0 base score of 8.7, indicating high severity, with network attack vector, no privileges or user interaction required, and high impact on availability. No vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation causes the 1734 POINT I/O module to enter a faulted state, resulting in denial of service. Recovery requires a manual restart of the module. This can disrupt industrial control processes relying on the module.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider limiting exposure of the affected module to untrusted networks to reduce the risk of exploitation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Rockwell
- Date Reserved
- 2026-06-01T16:59:02.524Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a56533f68715ace43bba7bc
Added to database: 07/14/2026, 15:18:23 UTC
Last enriched: 07/14/2026, 15:38:19 UTC
Last updated: 07/14/2026, 15:48:09 UTC
Views: 2
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