A Denial of Service (DoS) vulnerability exists in the receive loop of libmodbus 3.1.12 when running on Windows. The issue stems from improper timeout management during network read operations.
History

Fri, 31 Jul 2026 12:45:00 +0000

Type Values Removed Values Added
Title Denial of Service via Improper Timeout in libmodbus 3.1.12 on Windows

Sat, 25 Jul 2026 18:15:00 +0000

Type Values Removed Values Added
Title Denial of Service via Improper Timeout in libmodbus 3.1.12 on Windows

Fri, 24 Jul 2026 08:15:00 +0000

Type Values Removed Values Added
Title Denial of Service via Unbounded Timeout in libmodbus 3.1.12 on Windows

Mon, 20 Jul 2026 23:45:00 +0000

Type Values Removed Values Added
Title Denial of Service via Unbounded Timeout in libmodbus 3.1.12 on Windows

Thu, 16 Jul 2026 16:45:00 +0000

Type Values Removed Values Added
Title Denial of Service via Improper Timeout Management in libmodbus 3.1.12 on Windows

Tue, 14 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
Title Denial of Service via Improper Timeout Management in libmodbus 3.1.12 on Windows

Tue, 14 Jul 2026 13:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-400
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 13 Jul 2026 21:45:00 +0000

Type Values Removed Values Added
Description A Denial of Service (DoS) vulnerability exists in the receive loop of libmodbus 3.1.12 when running on Windows. The issue stems from improper timeout management during network read operations.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-07-13T00:00:00.000Z

Updated: 2026-07-14T13:08:40.977Z

Reserved: 2026-06-08T00:00:00.000Z

Link: CVE-2026-51539

cve-icon Vulnrichment

Updated: 2026-07-14T13:08:31.732Z

cve-icon NVD

Status : Deferred

Published: 2026-07-13T22:16:47.603

Modified: 2026-07-15T20:27:37.663

Link: CVE-2026-51539

cve-icon Redhat

No data.