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2 vulnerabilities found for CODESYS Modbus by CODESYS
CVE-2026-35227 (GCVE-0-2026-35227)
Vulnerability from nvd – Published: 2026-05-12 07:14 – Updated: 2026-05-13 14:38
VLAI
EPSS
VEX
Title
Improper resource management in CODESYS Modbus TCP Server
Summary
An unauthenticated remote attacker may exhaust all available TCP connections in the CODESYS Modbus TCP Server stack if a race condition in connection handling is successfully exploited, preventing legitimate clients from establishing new connections.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-772 - Missing Release of Resource after Effective Lifetime
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| CODESYS | CODESYS Modbus |
Affected:
1.0.0.0 , < 4.6.0.0
(semver)
|
Credits
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CVE-2026-35227 (GCVE-0-2026-35227)
Vulnerability from cvelistv5 – Published: 2026-05-12 07:14 – Updated: 2026-05-13 14:38
VLAI
EPSS
VEX
Title
Improper resource management in CODESYS Modbus TCP Server
Summary
An unauthenticated remote attacker may exhaust all available TCP connections in the CODESYS Modbus TCP Server stack if a race condition in connection handling is successfully exploited, preventing legitimate clients from establishing new connections.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-772 - Missing Release of Resource after Effective Lifetime
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| CODESYS | CODESYS Modbus |
Affected:
1.0.0.0 , < 4.6.0.0
(semver)
|
Credits
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